2x+7-3(2x-4)=-18

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Solution for 2x+7-3(2x-4)=-18 equation:


Simplifying
2x + 7 + -3(2x + -4) = -18

Reorder the terms:
2x + 7 + -3(-4 + 2x) = -18
2x + 7 + (-4 * -3 + 2x * -3) = -18
2x + 7 + (12 + -6x) = -18

Reorder the terms:
7 + 12 + 2x + -6x = -18

Combine like terms: 7 + 12 = 19
19 + 2x + -6x = -18

Combine like terms: 2x + -6x = -4x
19 + -4x = -18

Solving
19 + -4x = -18

Solving for variable 'x'.

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

Add '-19' to each side of the equation.
19 + -19 + -4x = -18 + -19

Combine like terms: 19 + -19 = 0
0 + -4x = -18 + -19
-4x = -18 + -19

Combine like terms: -18 + -19 = -37
-4x = -37

Divide each side by '-4'.
x = 9.25

Simplifying
x = 9.25

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