9x+7=7(x-3)

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Solution for 9x+7=7(x-3) equation:


Simplifying
9x + 7 = 7(x + -3)

Reorder the terms:
7 + 9x = 7(x + -3)

Reorder the terms:
7 + 9x = 7(-3 + x)
7 + 9x = (-3 * 7 + x * 7)
7 + 9x = (-21 + 7x)

Solving
7 + 9x = -21 + 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.
7 + 9x + -7x = -21 + 7x + -7x

Combine like terms: 9x + -7x = 2x
7 + 2x = -21 + 7x + -7x

Combine like terms: 7x + -7x = 0
7 + 2x = -21 + 0
7 + 2x = -21

Add '-7' to each side of the equation.
7 + -7 + 2x = -21 + -7

Combine like terms: 7 + -7 = 0
0 + 2x = -21 + -7
2x = -21 + -7

Combine like terms: -21 + -7 = -28
2x = -28

Divide each side by '2'.
x = -14

Simplifying
x = -14

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