I will give brainliest :)
Write an equation to represent the following situation.
You go to Montgomery's and have $10 to spend.
Drinks cost $2, a bag of chips costs $1, and a pack of
gum costs $0.50. If you buy four bags of chips, how
many drinks can you buy?
•4 + 2x = 10
•2x + 1 = 10
•4 + 2x = 0.50
•1+ 2+ 4 = 10
Answer:
4 + 2x = 10
x = 3
Step-by-step explanation:
Help?????
Mathematics
Answer:
h = 9 but see note below.
Step-by-step explanation:
Givens
h = ?
L = h + 31
diagonal = 41
Formula
h^2 + (h+31)^2 = 41^2
h^2 + h^2 + 62h + 961 = 1681
2h^2 + 62h + 961 = 1681
2h^2 + 62h + 961 - 1681 =0
2h^2 + 62h - 720 = 0
h^2 + 31h - 360 = 0
(h - 9) ( h + 40) = 0
h + 40 has no meaning
h - 9 = 0
h = 9
I suppose you might have to answer it as 9.0
This will factor into
What is the answer for Expanding
2t(6t-3)
Answer:
Step-by-step explanation:
12t2 - 6t
a transformation of a rectangle ABCD results in rectangle ABCD whch transformation maps the pre-image to the image
Answer:
dilation
Step-by-step explanation:
did it on edge 2020
Pls make me brainliest much appreciated
PLEASE HELP ME OUT I NEED THIS ASAP, IM USING ALL THE POINTS I HAVE FOR THIS QUESTION
Answer:
no you are not you are using 5 points!
Step-by-step explanation:
Amy has 9 cups of flour. If this is 3/4 of the amount she needs to make cake, how many cups does she need?
ugh sorry no answer.. my answer is wrong..
PLEASE HELP ILL GIVE BRAINLIEST!!
Answer:
You could use different things
Step-by-step explanation:
Type in the equation and you could get the answers.
Out of 500 students enrolled in the college band, 17% are drummers. How many drummers are in the band?
Answer:
85............................
Shawn waited at the bus stop for 15 min and saw 39 vehicles
go past. He counted a total of 124 wheels and noticed that only
cars and motorcycles went past. How many cars went past Shawn?
Step-by-step explanation:
let no of motorcycles be m and no of cars be c
4c + 2m = 124 --(1)
c + m = 39
c = 39 - m --(2)
sub (2) into (1):
4(39 - m) + 2m = 124
156 - 2m = 124
2m = 32
m = 16
therefore, c = 23
23 cars
Topic: simultaneous eqn + forming algebraic equations
If you like to venture further, do check out my insta (learntionary) where I constantly post math tips! Thanks!
What's 2|–9| – |–2|?
A. 16
B. 20
C. -20
D. -18
Answer:
2|–9| – |–2|
= 2(+9) -( +2)
= 2(+9) - 2
= 16
Answer is option A.
Hope it helps....... plz mark as brainliest
What’s the answer to this? (2 * 198) - 1073 + 20/92 divided by 173/28
Answer:
if you have and piece of clothing that was left behind.
Step-by-step explanation:
A parachutist descends 56 feet in 4 seconds. Express the rate of the parachutist change In height as a unit rate?
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EXPLANATION!To find you answer, divide 64 by 4
Hope It Helped!
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What is the perimeter of this square?
aaaaaaaaaaaaaa
11 in
Answer:
44 in
Step-by-step explanation:
Perimeter is adding up all the sides together and since we know it is a square that means each side is equal
11 in + 11 in + 11 in + 11 in = 44 in
For a sales promotion, the manufacturer places winning symbols under the caps of 23% of all its soda bottles. If you buy a six-pack of soda, what is the probability that you win something?
Answer:
The probability that you win something is 0.7916.
Step-by-step explanation:
Let X denote the number of soda bottles having winning symbols under the caps.
The proportion of soda bottles having winning symbols under the caps is, p = 0.23.
Six-pack of soda are randomly bought.
Every bottle is independent of the others to have the symbols under the caps.
The random variable X follows a binomial distribution with parameters n = 6 and p = 0.23.
Then the chance of winning something implies that at least 1 of the bottles in the six-pack have the symbol under the caps.
Compute the value of P (X ≥ 1) as follows:
[tex]P(X\geq 1)=1-P(X<1)\\\\=1-P(X=0)\\\\=1-{6\choose 0}(0.23)^{0}(1-0.23)^{6-0}\\\\=1-0.2084224\\\\=0.7915776\\\\\approx 0.7916[/tex]
Thus, the probability that you win something is 0.7916.
The probability of winning something from buying 6 bottles of the considered soda company is 0.7916 approximately.
How to find that a given condition can be modeled by binomial distribution?Binomial distributions consists of n independent Bernoulli trials.
Bernoulli trials are those trials which end up randomly either on success (with probability p) or on failures( with probability 1- p = q (say))
Suppose we have random variable X pertaining binomial distribution with parameters n and p, then it is written as
[tex]X \sim B(n,p)[/tex]
The probability that out of n trials, there'd be x successes is given by
[tex]P(X =x) = \: ^nC_xp^x(1-p)^{n-x}[/tex]
For this case, let we take:
X = the number of bottles out of 6 bottles having winning symbols.
Each bottle have the winning symbol(call it success) or not (call it failure).
Each bottle's result is independent of each other in a random picking (if 23% of the number of bottles manufactured is bigger or equal 6).
Then, we have X pertaining binomial distribution, as:
[tex]X \sim B(n=6, p = 0.23)[/tex]
(since success is a bottle having winning stickers, and as there are only 23% such bottles, so chance of success is 23% = 0.23(in decimal)).
Probability of not winning anything = P(X = 0)
From the probability function of binomial distribution, we get:
[tex]P(X = 0) = \: ^nC_xp^x(1-p)^{n-x} = \: ^6C_0(0.23)^0(1-0.23)^6 \approx 0.2084[/tex]
Thus, we get:
Probability of winning something = 1 - probability of not winning anything.
Probability of winning something ≈ 1- 0.2084 = 0.7916
Thus, the probability of winning something from buying 6 bottles of the considered soda company is 0.7916 approximately.
Learn more about binomial distribution here:
https://brainly.com/question/13609688
solve the equation log x + log y = 3 and log x +3log y = 5
Answer: 9
Step-by-step explanation:
The points A (-3, -2), B (-3, 3) and C (5, 3) are 3 points.
What type of triangle is ABC?
Answer:
It's a right angle triangle
Step-by-step explanation:
Which one is better? Knight or bishop? Why? (Chess)
Answer: It depends on the position.
Step-by-step explanation: Knights are better in closed positions and bishops are better in open positions. So they are better than the other in different scenarios.
Help me with this pls
Simplify: 5 -3 • 5 5
25 8
25 -15
5 -3
5 2
The speed of a boat in still water is 25 mph. The boat is traveling on a river with a current flowing south at 10 mph. At what angle upstream should the boat head to travel due west?
21.80°
23.58°
66.42°
68.20°
Answer:
B. 23.58
Step-by-step explanation:
I got it right
The correct option is an option (b).
Angle of upstream:If the boat is flowing in the opposite direction to the stream, it is called upstream. In this case, the net speed of the boat is called the upstream speed
Given that [tex]sin\theta=\frac{10}{25}[/tex]
Then the angle [tex]\theta[/tex] will be,
[tex]\theta= sin^{-1}(\frac{10}{25} )\\\theta=23.578[/tex]
The boat would need to be angled by about 23.58° upstream to travel due west.
Learn more about the topic Angle of upstream:
https://brainly.com/question/26287662
A car drives 800 meters in 200 seconds. What is it’s speed?
Answer:
8m/s.
Step-by-step explanation:
This question really depends on the answer because the units matter. Is it miles per second? Kilometers per second? We'll just assume it's meters per second so this question could be answered the easiest.
Meters/seconds=800meters/200seconds=(simplified) 8m/s
Work out (7×10^5) ÷ (2×10^2)
Give
your answer in standard form.
Answer:
3.5 X 10^3
Step-by-step explanation:
Complete the following statement:
12 orders in 2 days =
orders per day.???
Answer:
6 orders per day.
Step-by-step explanation:
12 divided by 2 is 6.
This means that in one day they can pack 6 orders.
Answer:
12 orders in 2 days = 6 orders per day
Step-by-step explanation:
In two days, 12 orders were completed. To find the amount of orders per day, we divide the number of orders by the number of days.
12÷2=6
Therefore, 6 orders per day.
-3/-11 + 5/9 find the sum
The distance between -18 and 15 is equal to
Answer:
The distance between -18 and 15 is -33
Step-by-step explanation:
-18 - 15 = -33
Answer:
The distance is 23
Step-by-step explanation:
What is the slope of this line? Plz
Answer:
-2
Step-by-step explanation:
2y = -4x+8
y = -2x+4
Answer:
so you want to make the equation this Y=mx=b
Step-by-step explanation:
so lets do this!
4x+2y=8
-2y -2y
4x=8-2y
-8 -8
-4x=2y
----------
2 2
-2x=y
slope: -2
Merchant buys shipment of spices for $76.00 and sells for $100.00. If he profits an extra $2.00 for each sack sold, how many sacks did he sell?
read the photo and please answer!!
please someone help me answer this and please do give explanation to your answer!
which equation represents the problem?
3x -3 =45
3x = 45 + 3
3 + 3x = 45
3 = 45 + 3x
Now Recipes?
x= 13
x= 15
x= 16
x= 14
Answer:
3 + 3x = 45 ; x = 14
Step-by-step explanation:
45 = 3x + 3 ⇒ x = 14
2×2+31×1+1+1+1+1+11×4×4×4×4×4×4×4×4×4
Answer:
I think it is 13107200
Step-by-step explanation:
I think the answer might be 2,883,623. Hopefully, this helps you! :)
If a pizza roll has six rolls how many pizzas do you eat?
Answer:
Answer
Answer
Answer
Answer:
it takes 78 pizza roll to make a whole pizza and in one slice of pizza its 9.75 rolls so less than half a slice is equal to 6 pizza rolls.
Step-by-step explanation:
dont ask me why i know this