6x+6(x+15)=690

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Solution for 6x+6(x+15)=690 equation:


Simplifying
6x + 6(x + 15) = 690

Reorder the terms:
6x + 6(15 + x) = 690
6x + (15 * 6 + x * 6) = 690
6x + (90 + 6x) = 690

Reorder the terms:
90 + 6x + 6x = 690

Combine like terms: 6x + 6x = 12x
90 + 12x = 690

Solving
90 + 12x = 690

Solving for variable 'x'.

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

Add '-90' to each side of the equation.
90 + -90 + 12x = 690 + -90

Combine like terms: 90 + -90 = 0
0 + 12x = 690 + -90
12x = 690 + -90

Combine like terms: 690 + -90 = 600
12x = 600

Divide each side by '12'.
x = 50

Simplifying
x = 50

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