3(15-2x)-6=7x

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Solution for 3(15-2x)-6=7x equation:


Simplifying
3(15 + -2x) + -6 = 7x
(15 * 3 + -2x * 3) + -6 = 7x
(45 + -6x) + -6 = 7x

Reorder the terms:
45 + -6 + -6x = 7x

Combine like terms: 45 + -6 = 39
39 + -6x = 7x

Solving
39 + -6x = 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
39 + -6x + -7x = 7x + -7x

Combine like terms: -6x + -7x = -13x
39 + -13x = 7x + -7x

Combine like terms: 7x + -7x = 0
39 + -13x = 0

Add '-39' to each side of the equation.
39 + -39 + -13x = 0 + -39

Combine like terms: 39 + -39 = 0
0 + -13x = 0 + -39
-13x = 0 + -39

Combine like terms: 0 + -39 = -39
-13x = -39

Divide each side by '-13'.
x = 3

Simplifying
x = 3

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