-7-3x=-15+x

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


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

Solving
-7 + -3x = -15 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-7 + -3x + -1x = -15 + x + -1x

Combine like terms: -3x + -1x = -4x
-7 + -4x = -15 + x + -1x

Combine like terms: x + -1x = 0
-7 + -4x = -15 + 0
-7 + -4x = -15

Add '7' to each side of the equation.
-7 + 7 + -4x = -15 + 7

Combine like terms: -7 + 7 = 0
0 + -4x = -15 + 7
-4x = -15 + 7

Combine like terms: -15 + 7 = -8
-4x = -8

Divide each side by '-4'.
x = 2

Simplifying
x = 2

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