4 times 4 = 16 so the answer is 4
X+3y=-13
x=-3y-13
5(-3y-13) +7y = -9
-15y -65 +7y = -9
-8y-65=-9
65 -
-----
-74
/-8
------
y= 9.25
x+3(9.25) = -13
x+27.75= -13
27.75-
-------
x= -40.75
<h3><u>Diagram</u><u>:</u><u>-</u></h3>
Perimeter of a square =128cm
Let
the side of the square =a
- As we know that in a square
We know that in a square
1100/80=13.75,the answer is 13.75.So Tyler earn 13.75