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bazaltina [42]
3 years ago
5

The area of a rectangular wall of a barn is 80 square feet. The lenth is 12 feet longer than twice its width. Find the length an

d width of the barn.
Mathematics
1 answer:
aivan3 [116]3 years ago
8 0
Do you have the answer key to this question if so can you plz tell me the correct answers to check if my work is right
Thanks!
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Complete the remainder of the
N76 [4]

Answer: 2, 4, 6, 8

Step-by-step explanation:

Just plug x into the equation for each one.

x = -3

y=\frac{2(-3)}{3} +4\\y=\frac{-6}{3} +4\\y=2

With this one, you can see it is a linear equation and for every increase of 3 on x, y in increased by 2.

x   -6   -3   0   3   6

y   0   2    4   6   8

8 0
2 years ago
A football team has a budget of $2500 for supplies. The team purchased new helmets for $975. Each new football costs $34. The in
asambeis [7]

The correct answer is d) The maximum number of footballs the team can purchase is 44.

this is true because if we plug 44 into the equation it is the only value that is can fit into the equation without it becoming false.

975 + 34(44) ≤ 2500

2471 ≤ 2500

5 0
3 years ago
Read 2 more answers
Any of #13-16 please?!
MA_775_DIABLO [31]

Answer:

all work is pictured and shown

6 0
3 years ago
Solve the following systems algebraically<br> a. x+2y=17 <br> x-y=2
motikmotik
There are 3 methods to solve this. elimination substitution and graphing but i am going to use the elimination method.
  x+2y=17
 <u> x-y   =2
</u> 0+3y  =15   ( subtracted down to eliminate the x)( x-x=0, 2y-(-y)=3y, and 17-2=15)
     3y=15    (divide both sides by 3 to solve for y)
      y=5
<u>substitute the y=5 in any of the above equations and solve for x
ie... ( </u>meaning where you find y in the equation, u replace it with a 5)

it will be easier to solve for x in (x-y=2) so i will use that one.
x-(5)=2  ( add 5 on both sides to solve for x)
x=7
5 0
3 years ago
the sum of interior angles of a regular polygon has 540 degrees. find the measure of each interior angle of the polygon.​
ss7ja [257]

108 for one interior angle is my answer. not sure if it's right tho

7 0
3 years ago
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