-2z+3-7z=-12

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


Simplifying
-2z + 3 + -7z = -12

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

Combine like terms: -2z + -7z = -9z
3 + -9z = -12

Solving
3 + -9z = -12

Solving for variable 'z'.

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

Add '-3' to each side of the equation.
3 + -3 + -9z = -12 + -3

Combine like terms: 3 + -3 = 0
0 + -9z = -12 + -3
-9z = -12 + -3

Combine like terms: -12 + -3 = -15
-9z = -15

Divide each side by '-9'.
z = 1.666666667

Simplifying
z = 1.666666667

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