(10x-3)+(9x+2)+90=180

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Solution for (10x-3)+(9x+2)+90=180 equation:


Simplifying
(10x + -3) + (9x + 2) + 90 = 180

Reorder the terms:
(-3 + 10x) + (9x + 2) + 90 = 180

Remove parenthesis around (-3 + 10x)
-3 + 10x + (9x + 2) + 90 = 180

Reorder the terms:
-3 + 10x + (2 + 9x) + 90 = 180

Remove parenthesis around (2 + 9x)
-3 + 10x + 2 + 9x + 90 = 180

Reorder the terms:
-3 + 2 + 90 + 10x + 9x = 180

Combine like terms: -3 + 2 = -1
-1 + 90 + 10x + 9x = 180

Combine like terms: -1 + 90 = 89
89 + 10x + 9x = 180

Combine like terms: 10x + 9x = 19x
89 + 19x = 180

Solving
89 + 19x = 180

Solving for variable 'x'.

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

Add '-89' to each side of the equation.
89 + -89 + 19x = 180 + -89

Combine like terms: 89 + -89 = 0
0 + 19x = 180 + -89
19x = 180 + -89

Combine like terms: 180 + -89 = 91
19x = 91

Divide each side by '19'.
x = 4.789473684

Simplifying
x = 4.789473684

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