3(x+3)+6(3+x)=180

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Solution for 3(x+3)+6(3+x)=180 equation:


Simplifying
3(x + 3) + 6(3 + x) = 180

Reorder the terms:
3(3 + x) + 6(3 + x) = 180
(3 * 3 + x * 3) + 6(3 + x) = 180
(9 + 3x) + 6(3 + x) = 180
9 + 3x + (3 * 6 + x * 6) = 180
9 + 3x + (18 + 6x) = 180

Reorder the terms:
9 + 18 + 3x + 6x = 180

Combine like terms: 9 + 18 = 27
27 + 3x + 6x = 180

Combine like terms: 3x + 6x = 9x
27 + 9x = 180

Solving
27 + 9x = 180

Solving for variable 'x'.

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

Add '-27' to each side of the equation.
27 + -27 + 9x = 180 + -27

Combine like terms: 27 + -27 = 0
0 + 9x = 180 + -27
9x = 180 + -27

Combine like terms: 180 + -27 = 153
9x = 153

Divide each side by '9'.
x = 17

Simplifying
x = 17

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