3x+27+9(x-1)=180

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Solution for 3x+27+9(x-1)=180 equation:


Simplifying
3x + 27 + 9(x + -1) = 180

Reorder the terms:
3x + 27 + 9(-1 + x) = 180
3x + 27 + (-1 * 9 + x * 9) = 180
3x + 27 + (-9 + 9x) = 180

Reorder the terms:
27 + -9 + 3x + 9x = 180

Combine like terms: 27 + -9 = 18
18 + 3x + 9x = 180

Combine like terms: 3x + 9x = 12x
18 + 12x = 180

Solving
18 + 12x = 180

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + 12x = 180 + -18

Combine like terms: 18 + -18 = 0
0 + 12x = 180 + -18
12x = 180 + -18

Combine like terms: 180 + -18 = 162
12x = 162

Divide each side by '12'.
x = 13.5

Simplifying
x = 13.5

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