-2(3z-4)+2z=-8-7z+4

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Solution for -2(3z-4)+2z=-8-7z+4 equation:


Simplifying
-2(3z + -4) + 2z = -8 + -7z + 4

Reorder the terms:
-2(-4 + 3z) + 2z = -8 + -7z + 4
(-4 * -2 + 3z * -2) + 2z = -8 + -7z + 4
(8 + -6z) + 2z = -8 + -7z + 4

Combine like terms: -6z + 2z = -4z
8 + -4z = -8 + -7z + 4

Reorder the terms:
8 + -4z = -8 + 4 + -7z

Combine like terms: -8 + 4 = -4
8 + -4z = -4 + -7z

Solving
8 + -4z = -4 + -7z

Solving for variable 'z'.

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

Add '7z' to each side of the equation.
8 + -4z + 7z = -4 + -7z + 7z

Combine like terms: -4z + 7z = 3z
8 + 3z = -4 + -7z + 7z

Combine like terms: -7z + 7z = 0
8 + 3z = -4 + 0
8 + 3z = -4

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

Combine like terms: 8 + -8 = 0
0 + 3z = -4 + -8
3z = -4 + -8

Combine like terms: -4 + -8 = -12
3z = -12

Divide each side by '3'.
z = -4

Simplifying
z = -4

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