91-20z=123-60z

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Solution for 91-20z=123-60z equation:


Simplifying
91 + -20z = 123 + -60z

Solving
91 + -20z = 123 + -60z

Solving for variable 'z'.

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

Add '60z' to each side of the equation.
91 + -20z + 60z = 123 + -60z + 60z

Combine like terms: -20z + 60z = 40z
91 + 40z = 123 + -60z + 60z

Combine like terms: -60z + 60z = 0
91 + 40z = 123 + 0
91 + 40z = 123

Add '-91' to each side of the equation.
91 + -91 + 40z = 123 + -91

Combine like terms: 91 + -91 = 0
0 + 40z = 123 + -91
40z = 123 + -91

Combine like terms: 123 + -91 = 32
40z = 32

Divide each side by '40'.
z = 0.8

Simplifying
z = 0.8

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