90+(8x+4)+(3x+9)=180

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Solution for 90+(8x+4)+(3x+9)=180 equation:


Simplifying
90 + (8x + 4) + (3x + 9) = 180

Reorder the terms:
90 + (4 + 8x) + (3x + 9) = 180

Remove parenthesis around (4 + 8x)
90 + 4 + 8x + (3x + 9) = 180

Reorder the terms:
90 + 4 + 8x + (9 + 3x) = 180

Remove parenthesis around (9 + 3x)
90 + 4 + 8x + 9 + 3x = 180

Reorder the terms:
90 + 4 + 9 + 8x + 3x = 180

Combine like terms: 90 + 4 = 94
94 + 9 + 8x + 3x = 180

Combine like terms: 94 + 9 = 103
103 + 8x + 3x = 180

Combine like terms: 8x + 3x = 11x
103 + 11x = 180

Solving
103 + 11x = 180

Solving for variable 'x'.

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

Add '-103' to each side of the equation.
103 + -103 + 11x = 180 + -103

Combine like terms: 103 + -103 = 0
0 + 11x = 180 + -103
11x = 180 + -103

Combine like terms: 180 + -103 = 77
11x = 77

Divide each side by '11'.
x = 7

Simplifying
x = 7

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