6*14=84
the answer is 84cm²
Answer:
a+4b-24
Step-by-step explanation:
You have to multiply the entire equation by 4, which get you a+4b-24
The answer is 17.5 divide 70 by 4 that’s what u get them multiples 17.5 by 4 to check your answer
The perimeter of a rectangle is P=2l+2w where l is the length and w is the width.
Plug in values of l and w in:
P=2(x+8)+2(x-1)
P=2x+16+2x-2
P=4x+14
So the perimeter of the rectangle is 4x+14 units
Hope this helped!