3x-8=-4(x+2)-42

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Solution for 3x-8=-4(x+2)-42 equation:


Simplifying
3x + -8 = -4(x + 2) + -42

Reorder the terms:
-8 + 3x = -4(x + 2) + -42

Reorder the terms:
-8 + 3x = -4(2 + x) + -42
-8 + 3x = (2 * -4 + x * -4) + -42
-8 + 3x = (-8 + -4x) + -42

Reorder the terms:
-8 + 3x = -8 + -42 + -4x

Combine like terms: -8 + -42 = -50
-8 + 3x = -50 + -4x

Solving
-8 + 3x = -50 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
-8 + 3x + 4x = -50 + -4x + 4x

Combine like terms: 3x + 4x = 7x
-8 + 7x = -50 + -4x + 4x

Combine like terms: -4x + 4x = 0
-8 + 7x = -50 + 0
-8 + 7x = -50

Add '8' to each side of the equation.
-8 + 8 + 7x = -50 + 8

Combine like terms: -8 + 8 = 0
0 + 7x = -50 + 8
7x = -50 + 8

Combine like terms: -50 + 8 = -42
7x = -42

Divide each side by '7'.
x = -6

Simplifying
x = -6

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