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Which expression is equivalent to -0.55 – 0.47a + a?
0.53a
0.55
0 -0.02a
Submit Answer
1.02 + a
0 -2.02a
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OBI
Answer:
-0.55 + 0.53a
Step-by-step explanation:
-0.55 – 0.47a + a
To find an expression equivalent to this, we must simplify the equation to a reasonable extent;
-0.55 – 0.47a + a
= -0.55 + 0.53a
= 0.53a - 0.55
The expression equivalent to the given one is -0.55 + 0.53a or 0.53a - 0.55
Helppp with those two I and j
Answer: For I the answer is m=55, for J the answer is x=24
Step-by-step explanation:
I. Remote interior angles add up to exterior which means 30+80=2m which is 110=2m. Divide 110 by 2 gives you m=55
J. Same concept but this time it is 5x=120, divide 120 by 5 gives you 24.
Stan made a scale drawing of his living room that had a scale factor of 1/2 inch = 2 feet. The dimensions of the living room in his drawing are 3 1/2 inches by 3 3/4 inches. Carpet sells for $3.99 per square foot. how much will it cost Stan to carpet his living room?
Answer: 209.48
Step-by-step explanation:
Maria and jamal each have gardens. The area of Maria's garden is represented by the expression 8x^2 - 3x. Jamal's garden is a rectangular plot with the width and length represented by the expressions 3x and 4x-2. Which expressions give how much bigger or smaller Jamal's garden is compared to Jessica's? Check all that apply. 4x^2-9x -4x^2+3x 4x^2-3x 12x^2-6x-8x^2-3x 12x^2-6x-8x^2+3x
Answer:
4x^2 - 2x
Step-by-step explanation:
Area of Maria's garden = 8x^2 - 4x
Jamal's garden
Width = 3x
Length = 4x - 2
Area of Jamal's garden = length × width
= (4x - 2) (3x)
= 12x^2 - 6x
Difference in area of Jamal's garden and Maria's garden
Jamal's garden - Maria's garden
(12x^2 - 6x) - (8x^2 - 4x)
12x^2 - 6x - 8x^2 + 4x
4x^2 - 2x
The difference is the areas of their garden is 4x^2 - 2x
if a = 4 and b=3, what is the value of (a+b) (a-b)
Answer:
-7
Step-by-step explanation:
(4+3)x(4-3)
4+3=7
4-3=-1
7x-1= -7
what is the equation of the line that passes through (5,3) and is parallel to 5x+ y=8
Answer:
5x+y=28
..................................
Answer:
Step-by-step explanation:
y = -5x + 8
y - 3 = -5(x - 5)
y - 3 = -5x + 25
y = -5x + 28
I need help with this stupid question, my teacher got me confused when he kept talking about different things!
Answer:
2 5/8
Step-by-step explanation:
1 3/4 + 7/8
add the fractions together
look for the lcm bwt 4 and 8
1 6 + 7
____
8
= 13/8 = 1 5/8
1 + 1 5/8
= 2 5/8
Evaluate f(x) = 0.5x-4 for x=10
Answer:
f=-9
Step-by-step explanation:
What is the slope of a line segment with endpoints at (-1,1) and (1,5)?
O undefined
O 4.
O 0.5
O 2
What does an expression never have.
A.variables
B.numbers
C.equals sign
Answer:
C
Step-by-step explanation:
An Expression has no equal sign, because it is not complete. Yet an equation does.
Solve 4 - 2(-5a - 10)=30 and justify each step
(5x10-6) (4x10 - 6) =
Answer:
1496
Step-by-step explanation:
Solve the equation and simplify
Please answer these... please
Answer:
1) y=1/8x+2
2) y=1/35x+100
Step-by-step explanation:
answer my question asap
please! I will be forever greatful
have a great day
i love brainly
Answer:
2. I think. Sorry if its wrong. Have a beautiful day! :)
Step-by-step explanation:
Triangle ABC has the coordinates A(-3, -2), B(2, 4) and C(2,-2). What is the area of triangle ABC?
square units
Answer: The area is 15 square units
Step-by-step explanation: It is helpful to sketch the coordinates on a graph to get an idea of what the triangle looks like so you can see which side will be the base, and where to get the height. You will see that AB is the hypotenuse, it is a right triangle, so AC can be the base and BC is the height.
Use the differences in x-values of points C & A to get the length of the base: 2-(-3) is 5
Use the differences in y-values of points B & C to get the height:
4-(-2) = 6
Area = bh/2
A = 5×6/2 = 30/2
A = 15 square unts
Plz help I am confusion
Answer :
Option D : ( 7 , 5 )
We can use x +y / 2 = midpoint,
Let x be point A and y be point B
((1,1) + x)/2 = (4,3)
(1,1) + x = 2(4,3)
x = (8,6)-(1,1)
x = (7,5)
Hope it helps :)
Mark it as Brainliest pls :)
For some reason, in our history class, there are 14 more boys than there are girls. If a total 32 students are in the class, how many boys and how many girls are there
An irrational number between 2 and 2.5
Answer:
Irrational number between 2 and 2.5 = √2*2.5 = √5
Step-by-step explanation:
2 < √5 < 2.5
We know that √5 is an irrational number.
So, √5 is the required irrational number between 2 and 2.5.
what is the ratio of 3:4
The simplified or reduced ratio "3 to 4" tells us only that, for every three men, there are four women. The simplified ratio also tells us that, in any representative set of seven people (3 + 4 = 7) from this group, three will be men. In other words, the men comprise 73 of the people in the group.
Hi there!
Answer:
[tex]\boxed{6:8}[/tex]
Step-by-step explanation:
3 : 4 = 600 : 800
[tex]3 : 4 = 1 : 1.3333333333333= 0.75 : 1[/tex]
[tex]3\\3 + 4\\= 42.857142857143%[/tex] ( don't mind theis part because idk how make the chart )
Have a great day/night!
at what rate of interest the compound amount on rs 8000 for 2 years is rs 10648? Please someones help me
Answer:
hope this helps and pls mark as brainliest
WILL MARK BRAILYIST hellllpppp plzzzz
hello sorry if i actually ask really stupid questions i dumb
Hi, no ur fine! We r all here to help each other, but um do u need anything?
i can assure u you are smarter then me
Who ever is reading this:
I love u.
U matter.
The world needs u
hang in there ik it may be bad but u deserve the world <3
ur beautiful for who u r, not wht u look like. no matter ur shape, size, color, gender.. anything
don't give up bby i need u to live.
i wish i could take everyones problems so yall wouldn't have to have em but i cant so just know ily and if anyone needs to talk u can talk to me
Pls pass this on. Everyone deserves to know this. ♥️♥️
just copy and paste its not hard pls this could save someones life
What’s the diameter of a circle 5in
Answer:
About 1.591 in
Step-by-step explanation:
diameter
=
5
π
≈
1.59
to 2 dec. places
Explanation:
the circumference (C) of a circle is
∙
x
C
=
π
d
←
d is the diameter
here
C
=
5
⇒
π
d
=
5
divide both sides by
π
π
d
π
=
5
π
⇒
d
=
5
π
≈
1.59
to 2
The diameter is
35
22
.
Explanation:
The diameter of a circle is twice its radius.
We can find the radius of the circle by the equation
circumference
=
2
π
r
Now, just plug it in as
5
=
2
π
r
5
=
2
⋅
(
22
7
)
r
r
=
5
⋅
(
1
2
)
⋅
(
7
22
)
r
=
35
44
Since the diameter is twice the radius,
d
=
35
44
⋅
2
d
=
35
22
Which graph shows the solution to the system of linear
Please answer correctly !!!!!!!!!!!! Will mark brainliest !!!!!!!!!!!!!
Answer: 13x-1
Step-by-step explanation:
What is the slope of the line
Answer:
-1/2 is the slope
Step-by-step explanation:
this is because you move 4x on the other side of the equasion making it -4x, you divide by 8 and it makes -1/2x
what am I supposed to do here? I need help
Answer:
B = 5.5
Step-by-step explanation:
Take 5 to R.H.S,
4b=22,
b=22/2,
b=5.5
What is 3 ÷ 2/5
The quotient is 7 and _____
Answer:
smart boy/girl !
Step-by-step explanation:
1/2
Answer:1/2
explanation:I did the test but I got the answer wrong because I thought it was 7 and 1/5 , but it’s 1/2
Use the vertical line test to determine whether or not the graph is a graph of a function. plz help
Answer:
pretty sure both are yes