Question

If a rectangle possess a width of 2 inches and has a perimeter of 18 inches
, then find the length .
Three times a number is subtracted from 7 The result is 14 Find the​

Answer 1

Perimeter of rectangle is the sum of twice the length and twice the width.

Let L = length

Let W = width

Let P = perimeter

P = 2L + 2W

14 = 2L + 2(5)

14 = 2L + 10