5x-7x+9=x+3(2x-6)

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Solution for 5x-7x+9=x+3(2x-6) equation:


Simplifying
5x + -7x + 9 = x + 3(2x + -6)

Reorder the terms:
9 + 5x + -7x = x + 3(2x + -6)

Combine like terms: 5x + -7x = -2x
9 + -2x = x + 3(2x + -6)

Reorder the terms:
9 + -2x = x + 3(-6 + 2x)
9 + -2x = x + (-6 * 3 + 2x * 3)
9 + -2x = x + (-18 + 6x)

Reorder the terms:
9 + -2x = -18 + x + 6x

Combine like terms: x + 6x = 7x
9 + -2x = -18 + 7x

Solving
9 + -2x = -18 + 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.
9 + -2x + -7x = -18 + 7x + -7x

Combine like terms: -2x + -7x = -9x
9 + -9x = -18 + 7x + -7x

Combine like terms: 7x + -7x = 0
9 + -9x = -18 + 0
9 + -9x = -18

Add '-9' to each side of the equation.
9 + -9 + -9x = -18 + -9

Combine like terms: 9 + -9 = 0
0 + -9x = -18 + -9
-9x = -18 + -9

Combine like terms: -18 + -9 = -27
-9x = -27

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

Simplifying
x = 3

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