13x+7-4x+8=

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Solution for 13x+7-4x+8= equation:


Simplifying
13x + 7 + -4x + 8 = 0

Reorder the terms:
7 + 8 + 13x + -4x = 0

Combine like terms: 7 + 8 = 15
15 + 13x + -4x = 0

Combine like terms: 13x + -4x = 9x
15 + 9x = 0

Solving
15 + 9x = 0

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 9x = 0 + -15

Combine like terms: 15 + -15 = 0
0 + 9x = 0 + -15
9x = 0 + -15

Combine like terms: 0 + -15 = -15
9x = -15

Divide each side by '9'.
x = -1.666666667

Simplifying
x = -1.666666667

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