Respuesta :

thebecks

Answer:

x = -1

Step-by-step explanation:

-3(x-1) + 9 = 15

-3x + 3 + 9 = 15

-3x = 3

x = -1

Answer:

The variable (x) is -1.

Step-by-step explanation:

use the distributive property

-3(x - 1) + 9 = 15

-3x + 3 + 9 = 15

-3x + 12 = 15

       -12    -12

-3x = 3

divide by -3

x = -1

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