-9z+8+7z=-3z+13

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Solution for -9z+8+7z=-3z+13 equation:


Simplifying
-9z + 8 + 7z = -3z + 13

Reorder the terms:
8 + -9z + 7z = -3z + 13

Combine like terms: -9z + 7z = -2z
8 + -2z = -3z + 13

Reorder the terms:
8 + -2z = 13 + -3z

Solving
8 + -2z = 13 + -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.
8 + -2z + 3z = 13 + -3z + 3z

Combine like terms: -2z + 3z = 1z
8 + 1z = 13 + -3z + 3z

Combine like terms: -3z + 3z = 0
8 + 1z = 13 + 0
8 + 1z = 13

Add '-8' to each side of the equation.
8 + -8 + 1z = 13 + -8

Combine like terms: 8 + -8 = 0
0 + 1z = 13 + -8
1z = 13 + -8

Combine like terms: 13 + -8 = 5
1z = 5

Divide each side by '1'.
z = 5

Simplifying
z = 5

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