-9z+13=7z-1

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Solution for -9z+13=7z-1 equation:


Simplifying
-9z + 13 = 7z + -1

Reorder the terms:
13 + -9z = 7z + -1

Reorder the terms:
13 + -9z = -1 + 7z

Solving
13 + -9z = -1 + 7z

Solving for variable 'z'.

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

Add '-7z' to each side of the equation.
13 + -9z + -7z = -1 + 7z + -7z

Combine like terms: -9z + -7z = -16z
13 + -16z = -1 + 7z + -7z

Combine like terms: 7z + -7z = 0
13 + -16z = -1 + 0
13 + -16z = -1

Add '-13' to each side of the equation.
13 + -13 + -16z = -1 + -13

Combine like terms: 13 + -13 = 0
0 + -16z = -1 + -13
-16z = -1 + -13

Combine like terms: -1 + -13 = -14
-16z = -14

Divide each side by '-16'.
z = 0.875

Simplifying
z = 0.875

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