-7=8-3z

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Solution for -7=8-3z equation:


Simplifying
-7 = 8 + -3z

Solving
-7 = 8 + -3z

Solving for variable 'z'.

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

Add '3z' to each side of the equation.
-7 + 3z = 8 + -3z + 3z

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

Add '7' to each side of the equation.
-7 + 7 + 3z = 8 + 7

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

Combine like terms: 8 + 7 = 15
3z = 15

Divide each side by '3'.
z = 5

Simplifying
z = 5

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