Respuesta :
Answer:
A= 8 * (7+ x)
Step-by-step explanation:
since the area of a rectangle is l*b
l= 8 feet
b= 7+ x feet
thus a= 8*(7+x)
Answer:
The square footage could be expressed as 8x + 56
Step-by-step explanation:
To find this, we take the length and multiply by the width.
A = L*W
A = 8(x + 7)
A = 8x + 56