Question

Solve for x. 85 = −6x + 7 + 4x A. 78 B. 39 C. −39 D. −78

Answer 1

Answer:            x = -39

Step-by-step explanation:

85= -6x+7+4x      combine like terms (-6x, 4x)

85= -2x+7            subtract 7 from both sides

78= -2x                  divide both sides by -2

x= -39        

Answer 2

Answer:

-39

Step-by-step explanation:

combine like term.

85= -2x+7

1st subtract 7 from both sides

78=-2x

then divide both sides by -2

-39=x