3(7+6x)=-15

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Solution for 3(7+6x)=-15 equation: 


Simplifying
3(7 + 6x) = -15
(7 * 3 + 6x * 3) = -15
(21 + 18x) = -15

Solving
21 + 18x = -15

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + 18x = -15 + -21

Combine like terms: 21 + -21 = 0
0 + 18x = -15 + -21
18x = -15 + -21

Combine like terms: -15 + -21 = -36
18x = -36

Divide each side by '18'.
x = -2

Simplifying
x = -2

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