Please help ( question 9)
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12 inches

Step-by-step explanation:

36 inches/36 inches= x inches/12 inches

1=x/12

x/12=1

x=12

my answer is$ 12

step-by-step explanation:

because 15 -2=12

to find the perimeter of the rectangle this is the expression:

x-9+x-9+3x-4+3x-4=138

if we simplify it:

8x-26=138

remember, 138 is what it all adds up to

the length is 11.5cm

the width is 57.5cm

the area is 661.25cm^2

the answers might not be correct use at own risk