12=2(x-3)+7x

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Solution for 12=2(x-3)+7x equation:


Simplifying
12 = 2(x + -3) + 7x

Reorder the terms:
12 = 2(-3 + x) + 7x
12 = (-3 * 2 + x * 2) + 7x
12 = (-6 + 2x) + 7x

Combine like terms: 2x + 7x = 9x
12 = -6 + 9x

Solving
12 = -6 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
12 + -9x = -6 + 9x + -9x

Combine like terms: 9x + -9x = 0
12 + -9x = -6 + 0
12 + -9x = -6

Add '-12' to each side of the equation.
12 + -12 + -9x = -6 + -12

Combine like terms: 12 + -12 = 0
0 + -9x = -6 + -12
-9x = -6 + -12

Combine like terms: -6 + -12 = -18
-9x = -18

Divide each side by '-9'.
x = 2

Simplifying
x = 2

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