7x+8-x=-13

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Solution for 7x+8-x=-13 equation:


Simplifying
7x + 8 + -1x = -13

Reorder the terms:
8 + 7x + -1x = -13

Combine like terms: 7x + -1x = 6x
8 + 6x = -13

Solving
8 + 6x = -13

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 6x = -13 + -8

Combine like terms: 8 + -8 = 0
0 + 6x = -13 + -8
6x = -13 + -8

Combine like terms: -13 + -8 = -21
6x = -21

Divide each side by '6'.
x = -3.5

Simplifying
x = -3.5

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