Respuesta :

amandafrancis

Answer:

6x + 20

Step-by-step explanation:

A = 2(l) + 2(w)

= 2(x+3) + 2(2x+7)

= 2x + 6 + 4x + 14

= 6x + 20

VirαtKσhli

Answer:

2x² - x - 21

Step-by-step explanation:

Given :-

  • l = x + 3
  • w = 2x - 7

Finding Area :-

  • Area = l * w
  • A = ( x +3)(2x - 7)
  • A = x (2x - 7 ) +3( 2x -7)
  • A = 2x² - 7x + 6x - 21
  • A = 2x² - x - 21