3 years ago

The perimeter of a rectangle is 120 inches. It's length is 43 inches. Write and solve a number sentence to find the width

1 answer:

8 0

$perimeter=2length+2width\\\\
120=43*2+2width\\\\
120=86+2width\ \ \ | subtract\ 86\\\\
34=2width\ \ \ | divide\ by\ 2\\\\
width=17in$

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