90+9x-7+7x+1=180

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Solution for 90+9x-7+7x+1=180 equation:


Simplifying
90 + 9x + -7 + 7x + 1 = 180

Reorder the terms:
90 + -7 + 1 + 9x + 7x = 180

Combine like terms: 90 + -7 = 83
83 + 1 + 9x + 7x = 180

Combine like terms: 83 + 1 = 84
84 + 9x + 7x = 180

Combine like terms: 9x + 7x = 16x
84 + 16x = 180

Solving
84 + 16x = 180

Solving for variable 'x'.

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

Add '-84' to each side of the equation.
84 + -84 + 16x = 180 + -84

Combine like terms: 84 + -84 = 0
0 + 16x = 180 + -84
16x = 180 + -84

Combine like terms: 180 + -84 = 96
16x = 96

Divide each side by '16'.
x = 6

Simplifying
x = 6

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