6x+3(2x+6)=90

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Solution for 6x+3(2x+6)=90 equation:


Simplifying
6x + 3(2x + 6) = 90

Reorder the terms:
6x + 3(6 + 2x) = 90
6x + (6 * 3 + 2x * 3) = 90
6x + (18 + 6x) = 90

Reorder the terms:
18 + 6x + 6x = 90

Combine like terms: 6x + 6x = 12x
18 + 12x = 90

Solving
18 + 12x = 90

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 = 90 + -18

Combine like terms: 18 + -18 = 0
0 + 12x = 90 + -18
12x = 90 + -18

Combine like terms: 90 + -18 = 72
12x = 72

Divide each side by '12'.
x = 6

Simplifying
x = 6

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