12+5z=7

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Solution for 12+5z=7 equation: 


Simplifying
12 + 5z = 7

Solving
12 + 5z = 7

Solving for variable 'z'.

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

Add '-12' to each side of the equation.
12 + -12 + 5z = 7 + -12

Combine like terms: 12 + -12 = 0
0 + 5z = 7 + -12
5z = 7 + -12

Combine like terms: 7 + -12 = -5
5z = -5

Divide each side by '5'.
z = -1

Simplifying
z = -1

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