-2z+8=-7+4z

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


Simplifying
-2z + 8 = -7 + 4z

Reorder the terms:
8 + -2z = -7 + 4z

Solving
8 + -2z = -7 + 4z

Solving for variable 'z'.

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

Add '-4z' to each side of the equation.
8 + -2z + -4z = -7 + 4z + -4z

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

Combine like terms: 4z + -4z = 0
8 + -6z = -7 + 0
8 + -6z = -7

Add '-8' to each side of the equation.
8 + -8 + -6z = -7 + -8

Combine like terms: 8 + -8 = 0
0 + -6z = -7 + -8
-6z = -7 + -8

Combine like terms: -7 + -8 = -15
-6z = -15

Divide each side by '-6'.
z = 2.5

Simplifying
z = 2.5

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