kltaborn kltaborn

22-04-2021
Mathematics

contestada

helppppppppp find the area of a rectangle that has a length of x+3 and a width of 2x-7

Respuesta :

amandafrancis amandafrancis

22-04-2021

Answer:

6x + 20

Step-by-step explanation:

A = 2(l) + 2(w)

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

= 2x + 6 + 4x + 14

= 6x + 20

Answer Link

VirαtKσhli VirαtKσhli

08-07-2021

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

Answer Link

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