-15=3x-5+7x

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Solution for -15=3x-5+7x equation:


Simplifying
-15 = 3x + -5 + 7x

Reorder the terms:
-15 = -5 + 3x + 7x

Combine like terms: 3x + 7x = 10x
-15 = -5 + 10x

Solving
-15 = -5 + 10x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-10x' to each side of the equation.
-15 + -10x = -5 + 10x + -10x

Combine like terms: 10x + -10x = 0
-15 + -10x = -5 + 0
-15 + -10x = -5

Add '15' to each side of the equation.
-15 + 15 + -10x = -5 + 15

Combine like terms: -15 + 15 = 0
0 + -10x = -5 + 15
-10x = -5 + 15

Combine like terms: -5 + 15 = 10
-10x = 10

Divide each side by '-10'.
x = -1

Simplifying
x = -1

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