antonellabeaumont25 antonellabeaumont25

21-09-2020
Mathematics

contestada

An equation is given in the box,
7(x + 4) = 3x + 12 + x - 5
What value of x makes this equation true?

Respuesta :

Emoney116 Emoney116

21-09-2020

Answer: x= -7

Step-by-step explanation:

7(x+4)=3x+12x-5

7x+28=4x+7

-4x -28 -4x -28

3x=-21

/3 /3

x=-7

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