7x+12+9x-8=

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Solution for 7x+12+9x-8= equation:


Simplifying
7x + 12 + 9x + -8 = 0

Reorder the terms:
12 + -8 + 7x + 9x = 0

Combine like terms: 12 + -8 = 4
4 + 7x + 9x = 0

Combine like terms: 7x + 9x = 16x
4 + 16x = 0

Solving
4 + 16x = 0

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + 16x = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 16x = 0 + -4
16x = 0 + -4

Combine like terms: 0 + -4 = -4
16x = -4

Divide each side by '16'.
x = -0.25

Simplifying
x = -0.25

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