Answer:
x = -7
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