Answer:
5 > x
Step-by-step explanation:
2(3x - 5) < 4x
~Distribute left side
6x - 10 < 4x
~Subtract 6x to both sides
-10 < -2x
~Divide -2 to both sides
5 > x
Best of Luck!
A construction worker lowers a 100-foot rope from the top of a building. Another worker attaches the bottom of the rope to the ground, 23 feet from the base of the building. What is the height of the building rounded to the nearest foot?
Answer:
97 ft
Step-by-step explanation:
The Pythagorean theorem is useful for working problems like this. It tells you the relationship between side lengths and the hypotenuse of a right triangle.
Here, the building is presumed to be perpendicular to the ground, so the 100' rope is the hypotenuse of a triangle with legs equal to 23' and the height of the building (b).
23² +b² = 100²
b = √(10000 -529) ≈ 97.32
The height of the building is about 97 feet.
PLEASE I BEG OF YOU HELP ME!!!!! I'm not good at fractions!
Answer:
1 1/3 tubs per min.
2 mph.
50 mph.
9 cups per bag.
Step-by-step explanation:
Multiply the numerator of the first number by the denominator of the second number, then divide the product by the denominator of the first number. Hope this helps :)
True or False: Only like terms can be combined. A True B False
Answer:
True
Step-by-step explanation:
Like terms like 4x-3x the x term. is a like term
6-4x can be subtracted because they aren't the same.
High Hopes^^
Barry-
Answer:
i believe this false but im not positive
Explain: How would you solve the equation? Place the steps below in the correct order.
7(3x-4)=49
**giving BRANIEST to FIRST to answer **
use the distributive property
combine alike terms
add the negative number to the other side
combine alike terms
then divide on both sides to get the variable by itself
Which functions are symmetric with respect to the origin?
y = arcsinx and y = arccosx
y = arccosx and y = arctanx
y = arctanx and y = arccotx
y = arcsinx and y = arctanx
Answer:
The correct option is;
y = arcsinx and y = arctanx
Step-by-step explanation:
The given options are;
1) y = arcsinx and y = arccosx
Here, we have at the origin, where x = 0, arccosx ≈ 1.57 while arcsinx = 0
Therefore arccosx does not intersect arcsinx at the origin for it to be symmetrical to arcsinx or the origin
2) y = arccosxy and y = arctanx
Here arctanx = 0 when x = 0 and arcos x = 1.57 when x = 0 therefore, they are not symmetrical
3) y = arctanx and y = arccotx
Similarly, At x = 0, arccotx = 1.57 therefore, they are not symmetrical
4) y = arcsinx and y = arctanx
Both functions arcsinx and arctanx pass through the origin and their shapes are similar but inverted as they go from negative to positive.
The function are symmetric with respect to the origin is y = arcsinx and y = arctanx and this can be determined by using the trigonometric property.
The following steps can be used in order to determine which functions are symmetric with respect to the origin:
Step 1 - Check all the options given in order to determine which functions are symmetric with respect to the origin.
Step 2 - Substitute (x = 0) in option a), that is:
[tex]\rm y = sin^{-1}(0)=0[/tex]
[tex]\rm y = cos^{-1}(0)=1.57[/tex]
Step 3 - Substitute (x = 0) in option b), that is:
[tex]\rm y = cos^{-1}(0)=1.57[/tex]
[tex]\rm y = tan^{-1}(0)=0[/tex]
Step 4 - Substitute (x = 0) in option c), that is:
[tex]\rm y = tan^{-1}(0)=0[/tex]
[tex]\rm y = cot^{-1}(0)=1.57[/tex]
Step 5 - Substitute (x = 0) in option d), that is:
[tex]\rm y = tan^{-1}(0)=0[/tex]
[tex]\rm y = sin^{-1}(0)=0[/tex]
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write an equation in point-slope form of the line that passes through the given point and with the given slope m. (-6,2);m=7
Plz help! Is this right? Question is below!
Answer: I believe it's correct. Good Job! :D
Solve the equation
2(x+5)=-2
Answer:
x = -6
Step-by-step explanation:
Distribute the 2 into the brackets:
2x + 10 = -2
leave the 2x alone on one side:
2x = -2 -10
2x = -12
divide both sides by 2:
x = -6
Find the value of k. Then find the angle measures of the polygon
Answer:
45° + 2k + k = 180°
=> 45 + 3k = 180
=> 3k = 180 – 45
=> k = 135/3
=> k = 45
other two angles :-
2k = 2×45 = 90°
k = 45°
there are 4 swimmers. amy swam 2 more laps than sean. katie swam twice as many laps as sean. tom swam 4 more laps than katie. all together the 4 swimmers swam a total of 78 laps. how many laps did sean swim?
Answer:
Sean swam 12 laps.
Step-by-step explanation:
Let S represent Sean
Let S+2 represent Amy
Let 2S represent Katie
Let 2S + 4 represent Tom
Now add together and set it equal to 78
S + S+2 + 2S + 2S+4 = 78
6S + 6= 78
6S=72
S=12
1.02
4.
Raul works at a movie theatre. The function f(x) represents the amount of money Raul earns per ticket, where x is the number of tickets he sells. The function g(x) represents the number of tickets Raul sells per hour, where x is the number of hours he works. Show all work to find f(g(x)), and explain what f(g(x)) represents.
f(x) = 2x2 + 16
g of x equals the square root of the quantity 5 x cubed
Answer:
Step-by-step explanation:
Given f(x) = 2x²+16
g(x) = √5x³
First is to get the composite function f(g(x))
f(g(x)) = f(√5x³)
To get f(√5x³), we will replace x in f(x) with √5x³ as shown:
f(√5x³) = 2(√5x³)²+16
f(√5x³) = 2(5x³)+16
f(√5x³) = 10x³+16
Hence f(g(x)) = 10x³+16
f(g(x)) will be the function of amount earned by Raul for the total number hour he works
Answer:
10x^3 dollars/hour
Step-by-step explanation:
A twons populations is 43,425. About 125 people move out of the town each month, 200 people on the average move into town. A nearby town has population of 45,000. it has no one moving in and an average of 150 people moving away every month. In about how many months will the population of the towns be equal? Write an equation that represents this situation and solve.
Answer:
After 7 months months the population of both the town will be equal.
Step-by-step explanation:
Let's assume, the population of both towns will be equal after x number of months.
Every month 125 people move out of the town and 200 people move into the town, where already 43,425 people are living. So, the population of the former town after x months is,
Every month 150 people move out of the town, where already 45,000 people are living. So, the population of the latter town after x months is,
when the population of both of the towns are same,then
You spend 30 minutes watching television . You then spend 2 hours playing video games . Write the ratio of the amount of time spent to the amount of time spent as a fraction in simplest form.
The ratio in simplest form is ???
Answer:
television/ video games= 1/4
Step-by-step explanation:
cuz there are 2 sets of 30 min in an hour, make the video games time 4 sets of 30 min, and the tv time 1 set. so , the ratio would be 1/4.
The ratio of the amount of time spent on watching television to the amount of time spent on playing video games as a fraction in the simplest form is 1 : 4.
What is ratio?Ratio basically compares quantities, that means it shows the value of one quantity with respect to the other quantity.
If a and b are two values, their ratio will be a:b,
Given that,
Time spend on watching television = 30 minutes.
And time spend on playing video games = 2 hours.
To find the ratio of the amount of time spent on watching television to the amount of time spent on playing video games,
Use ration property,
Ratio = time spend on watching television/ time spend on playing video games
= 30 minutes / 2 hours
= 30 minutes / 2 x 60 minutes
= 1 / 4
Ratio = 1 : 4
The required ratio of time spend on television to time spend on playing video games is 1 : 4.
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#SPJ2
what is the formula of polygons of triangle?
3^4 x 3^8= 3 to the power of what
Answer:
3^12
Step-by-step explanation:
When the whole numbers are the same, add the exponents
help, basic polygon !!! in the diagram, BCDE and ACF are straight lines. calculate the value of X and Y.
HELP !!! will mark as brainliest ✓
Answer:
x=160°, y= 62°
Hope this helps
Answer:
∠X = 160°, ∠Y = 62°
Step-by-step explanation:
∠ABD = ∠FDC = 20° [ DF║AB ]
∠X = 180° - ∠FDC
∠X = 180° - 20° = 160°
∠FCD = ∠BCA = 98°
∠Y = ∠CAB [ DF║AB]
∠BCA+∠CAB+∠ABC = 180°
98°+∠CAB+20° = 180°
∠CAB = 180° - 118° = 62° = ∠Y
For a regular 36-sided polygon, what is the degree of rotation?
360-gon all have 80-degree rotational symmetry.
Answer:
360-gon all have 80-degree rotational symmetry.
Step-by-step explanation:
Simplify the expression to a + bi form:
(-10 + 8i) - (-4 - 4i)
Answer:
i = 1/2 Or 0.5
Step-by-step explanation:
-10 + 8i + 4 + 4i = 12i - 6
12i = 6
i = 1/2 Or 0.5
what is the 385/6 as a proper fraction
Answer:
Step 1 - Find Whole Number
Calculate out how many times the denominator goes into the numerator. To do that, divide 385 by 6 and keep only what is to the left of the decimal point:
385 / 6 = 64.1667 = 64
Step 2 - Find New Numerator
Multiply the answer from Step 1 by the denominator and deduct that from the original numerator.
385 - (6 x 64) = 1
Step 3 - Get Solution
Keep the original denominator and use the answers from Step 1 and Step 2 to get the answer. 385/6 as a mixed number is:
64 1
___
6
Step-by-step explanation:
Can anyone help?
I don't get it.
Answer:
y=(19+7)(2x6+1)
y=2
Step-by-step explanation:
Simplify (4b+7)8b^2
Can someone help me please?
Answer:
[tex]32b^{3} +56b^{2}[/tex]
Step-by-step explanation:
Answer:
32b^3+56b^2
Step-by-step explanation:
distribute 8b^2 through the ()
32b^3+56b^2
What is the vertex of y= x2 - 8x + 14 ?
Answer:
( 4 , − 2 )
Step-by-step explanation:
Solve the system below by substitution. Give your answer as an ordered pair.
y = 6r + 23
2x + 5y = -13
Dan’s school is planning a field trip to an art museum. Bus company A charges a $60 rental fee plus $4 per student Bus company B charges $150 plus $2 per student. How many students would have to go for the cost to be the same?
Answer: 45 students
Step-by-step explanation:
Company A’s charge can be represented by: 4s+60
Company B’s charge can be represented by: 2s+150
s is the charge per student
To find the cost at which they are the same, I will set both equations equal to each other.
4s+60=2s+150
-2s -2s
2s+60=150
-60 -60
2s=90 Divide both sides by 2
s=45
So when 45 students are going, the cost for both companies are the same.
Part B: What are three possible combinations of “That’s My Jam” and “Cherry Garcia” containers Mahagony might have purchased?
Answer:
Answer: The number of months for God is twelve months in the Book of God, on the Day of Creation of the Heavens and the Earth, four of which were forbidden by this valuable religion, so do not oppress yourselves in them and fight all the polytheists as they all fight you, and know that God is with the pious
Explanation: The number of months for God is twelve months in the Book of God on the Day of Creation of the Heavens and the Earth. Four of them have forbidden this valuable religion, so do not oppress yourselves in them, and fight all the polytheists as they fight all of you, and know that God is with the righteous
The number of months for God is twelve months in the Book of God on the Day of Creation of the Heavens and the Earth, out of which are four He forbade this valuable religion, so do not oppress yourselves in them, and fight all the polytheists as they all fight you, and know that
Step-by-step explanation:
PLZ HELLP ME
:/ will receive 50 for help plus 20 for bouns If the answer is right
−2=6/7p
✽ - - - - - - - - - - - - - - - ~Hello There!~ - - - - - - - - - - - - - - - ✽
➷ [tex]\boxed{p = \frac{-7}{3} }[/tex]
[tex]-2 = \frac{6}{7}p[/tex]
✽ Flip the equation.
[tex]\frac{6}{7} p = -2[/tex]
✽ Multiply both sides by 7/6.
[tex](\frac{7}{6} ) * (\frac{6}{7}p) = (\frac{7}{6} ) * (-2)[/tex]
[tex]p = \frac{-7}{3}[/tex]
✽
➶ Hope This Helps You!
➶ Good Luck (:
➶ Have A Great Day ^-^
↬ May ♡
What is the value of x, rounded to the nearest tenth?
Answer:
can you put some context?
Step-by-step explanation:
TELL ME IF YOU AGREE IF NOT WHAT SHOULD I CHANGE??! THX
Answer:
for my opinion, i think yo should try, i agree.
Step-by-step explanation:
Answer:
It looks right to me
Step-by-step explanation:
HAVING A BAD DAY HELP
Christine bakes 20 cookies every half hour. Charlie sells 38 cookies per hour. How many cookies are left unsold if they work from 6:00 AM until noon?
Answer:
12
Step-by-step explanation:
The number of cookies that are left unsold if they work from 6:00 AM until noon is 12.
Cookies baked per hour by Christine = 20*2 =40
Cookies sold per hour by Charlie = 38
How many hours will be there between 6:00 AM and noon?There will be 6 hours between 6:00 AM and noon.
So, Cookies baked by Christine in 6 hours = 40*6 =240
Cookies sold by Charlie in 6 hours = 38*6 =228
Number of unsold cookies =240-228 =12
Hence, the number of cookies that are left unsold if they work from 6:00 AM until noon is 12.
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Round each mixed number to the nearest whole number. Then, estimate the sum.
141 +31
Answer:
172
Step-by-step explanation:
It is already a whole number so you just add.