x-2(3x-9)=-7

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


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

Reorder the terms:
x + -2(-9 + 3x) = -7
x + (-9 * -2 + 3x * -2) = -7
x + (18 + -6x) = -7

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

Combine like terms: x + -6x = -5x
18 + -5x = -7

Solving
18 + -5x = -7

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + -5x = -7 + -18

Combine like terms: 18 + -18 = 0
0 + -5x = -7 + -18
-5x = -7 + -18

Combine like terms: -7 + -18 = -25
-5x = -25

Divide each side by '-5'.
x = 5

Simplifying
x = 5

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