-87-7x+12x=28

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Solution for -87-7x+12x=28 equation: 


Simplifying
-87 + -7x + 12x = 28

Combine like terms: -7x + 12x = 5x
-87 + 5x = 28

Solving
-87 + 5x = 28

Solving for variable 'x'.

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

Add '87' to each side of the equation.
-87 + 87 + 5x = 28 + 87

Combine like terms: -87 + 87 = 0
0 + 5x = 28 + 87
5x = 28 + 87

Combine like terms: 28 + 87 = 115
5x = 115

Divide each side by '5'.
x = 23

Simplifying
x = 23

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