3x+6(3x+3)=186

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Solution for 3x+6(3x+3)=186 equation:


Simplifying
3x + 6(3x + 3) = 186

Reorder the terms:
3x + 6(3 + 3x) = 186
3x + (3 * 6 + 3x * 6) = 186
3x + (18 + 18x) = 186

Reorder the terms:
18 + 3x + 18x = 186

Combine like terms: 3x + 18x = 21x
18 + 21x = 186

Solving
18 + 21x = 186

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 + 21x = 186 + -18

Combine like terms: 18 + -18 = 0
0 + 21x = 186 + -18
21x = 186 + -18

Combine like terms: 186 + -18 = 168
21x = 168

Divide each side by '21'.
x = 8

Simplifying
x = 8

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