3z-7=-39+7z

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Solution for 3z-7=-39+7z equation:


Simplifying
3z + -7 = -39 + 7z

Reorder the terms:
-7 + 3z = -39 + 7z

Solving
-7 + 3z = -39 + 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.
-7 + 3z + -7z = -39 + 7z + -7z

Combine like terms: 3z + -7z = -4z
-7 + -4z = -39 + 7z + -7z

Combine like terms: 7z + -7z = 0
-7 + -4z = -39 + 0
-7 + -4z = -39

Add '7' to each side of the equation.
-7 + 7 + -4z = -39 + 7

Combine like terms: -7 + 7 = 0
0 + -4z = -39 + 7
-4z = -39 + 7

Combine like terms: -39 + 7 = -32
-4z = -32

Divide each side by '-4'.
z = 8

Simplifying
z = 8

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