90+7x-4+5x+8=180

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Solution for 90+7x-4+5x+8=180 equation:


Simplifying
90 + 7x + -4 + 5x + 8 = 180

Reorder the terms:
90 + -4 + 8 + 7x + 5x = 180

Combine like terms: 90 + -4 = 86
86 + 8 + 7x + 5x = 180

Combine like terms: 86 + 8 = 94
94 + 7x + 5x = 180

Combine like terms: 7x + 5x = 12x
94 + 12x = 180

Solving
94 + 12x = 180

Solving for variable 'x'.

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

Add '-94' to each side of the equation.
94 + -94 + 12x = 180 + -94

Combine like terms: 94 + -94 = 0
0 + 12x = 180 + -94
12x = 180 + -94

Combine like terms: 180 + -94 = 86
12x = 86

Divide each side by '12'.
x = 7.166666667

Simplifying
x = 7.166666667

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