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

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


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

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

Reorder the terms:
-6 + 6x + -4(7 + x) = -4
-6 + 6x + (7 * -4 + x * -4) = -4
-6 + 6x + (-28 + -4x) = -4

Reorder the terms:
-6 + -28 + 6x + -4x = -4

Combine like terms: -6 + -28 = -34
-34 + 6x + -4x = -4

Combine like terms: 6x + -4x = 2x
-34 + 2x = -4

Solving
-34 + 2x = -4

Solving for variable 'x'.

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

Add '34' to each side of the equation.
-34 + 34 + 2x = -4 + 34

Combine like terms: -34 + 34 = 0
0 + 2x = -4 + 34
2x = -4 + 34

Combine like terms: -4 + 34 = 30
2x = 30

Divide each side by '2'.
x = 15

Simplifying
x = 15

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