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

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


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

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

Remove parenthesis around (7 + -3z)
7 + -3z = (4z + -8)

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

Remove parenthesis around (-8 + 4z)
7 + -3z = -8 + 4z

Solving
7 + -3z = -8 + 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.
7 + -3z + -4z = -8 + 4z + -4z

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

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

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

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

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

Divide each side by '-7'.
z = 2.142857143

Simplifying
z = 2.142857143

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