15-2x=7(x+6)

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


Simplifying
15 + -2x = 7(x + 6)

Reorder the terms:
15 + -2x = 7(6 + x)
15 + -2x = (6 * 7 + x * 7)
15 + -2x = (42 + 7x)

Solving
15 + -2x = 42 + 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.
15 + -2x + -7x = 42 + 7x + -7x

Combine like terms: -2x + -7x = -9x
15 + -9x = 42 + 7x + -7x

Combine like terms: 7x + -7x = 0
15 + -9x = 42 + 0
15 + -9x = 42

Add '-15' to each side of the equation.
15 + -15 + -9x = 42 + -15

Combine like terms: 15 + -15 = 0
0 + -9x = 42 + -15
-9x = 42 + -15

Combine like terms: 42 + -15 = 27
-9x = 27

Divide each side by '-9'.
x = -3

Simplifying
x = -3

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