-2z+3+7=-12

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Solution for -2z+3+7=-12 equation:


Simplifying
-2z + 3 + 7 = -12

Reorder the terms:
3 + 7 + -2z = -12

Combine like terms: 3 + 7 = 10
10 + -2z = -12

Solving
10 + -2z = -12

Solving for variable 'z'.

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

Add '-10' to each side of the equation.
10 + -10 + -2z = -12 + -10

Combine like terms: 10 + -10 = 0
0 + -2z = -12 + -10
-2z = -12 + -10

Combine like terms: -12 + -10 = -22
-2z = -22

Divide each side by '-2'.
z = 11

Simplifying
z = 11

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