nathaliemontgomery nathaliemontgomery

03-11-2020
Mathematics

contestada

8. Solve 10+ 6(-9 - 4x) = 10(x - 12) + 8.
A. X=-18
O B. x = 17
O C.x= 2
O D. X = -6

Respuesta :

iizukun iizukun

03-11-2020

Your answer should be C. X = 12

Steps to --> 10+ 6(-9 - 4x) = 10(x - 12) + 8

10 + 6 (-9 - 4x)

= 10 - 54 - 24x

= -24x - 44

10 (x - 12) + 8

= 10x - 120 + 8

= 10x - 112

-24x = 10x - 68

-24x - 10x = 10x - 68 - 10x

-34x = -68

-34x/-34 = -68/-34

x = 2

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