9x+3+5x-2+11x-21=180

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Solution for 9x+3+5x-2+11x-21=180 equation:


Simplifying
9x + 3 + 5x + -2 + 11x + -21 = 180

Reorder the terms:
3 + -2 + -21 + 9x + 5x + 11x = 180

Combine like terms: 3 + -2 = 1
1 + -21 + 9x + 5x + 11x = 180

Combine like terms: 1 + -21 = -20
-20 + 9x + 5x + 11x = 180

Combine like terms: 9x + 5x = 14x
-20 + 14x + 11x = 180

Combine like terms: 14x + 11x = 25x
-20 + 25x = 180

Solving
-20 + 25x = 180

Solving for variable 'x'.

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

Add '20' to each side of the equation.
-20 + 20 + 25x = 180 + 20

Combine like terms: -20 + 20 = 0
0 + 25x = 180 + 20
25x = 180 + 20

Combine like terms: 180 + 20 = 200
25x = 200

Divide each side by '25'.
x = 8

Simplifying
x = 8

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