13x-2x=8+(-x+7)

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Solution for 13x-2x=8+(-x+7) equation:


Simplifying
13x + -2x = 8 + (-1x + 7)

Combine like terms: 13x + -2x = 11x
11x = 8 + (-1x + 7)

Reorder the terms:
11x = 8 + (7 + -1x)

Remove parenthesis around (7 + -1x)
11x = 8 + 7 + -1x

Combine like terms: 8 + 7 = 15
11x = 15 + -1x

Solving
11x = 15 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
11x + x = 15 + -1x + x

Combine like terms: 11x + x = 12x
12x = 15 + -1x + x

Combine like terms: -1x + x = 0
12x = 15 + 0
12x = 15

Divide each side by '12'.
x = 1.25

Simplifying
x = 1.25

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