mkwesterfeld mkwesterfeld

25-09-2020
Mathematics

contestada

Use the model to solve for x. A) x = 1 B) x = 3 C) x = 5 D) x =

Use the model to solve for x A x 1 B x 3 C x 5 D x class=

Respuesta :

unicorn3125 unicorn3125

25-09-2020

Answer:

D){?} x = 7

Step-by-step explanation:

x + 3•(+1) = 2•x + 4•(-1)

x + 3 = 2x - 4

-3 -3

x = 2x - 7

-2x -2x

- x = -7

÷(-1) ÷(-1)

x = 7

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