Respuesta :

Answer:

x = -7

Step-by-step explanation:

_3x_13 =_7x+15 what is the anSWER?

assuming that the underscore is a minus and you are looking for the x value.

-3x - 13 = -7 + 15

-3x = -7 + 15 + 13

-3x = 8 + 13

-3x = 21

x = -7

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check

-3 * (-7) - 13 = -7 + 15

21 - 13 = 8

8 = 8

the answer is good