20z+15(8+z)=50-z

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Solution for 20z+15(8+z)=50-z equation:


Simplifying
20z + 15(8 + z) = 50 + -1z
20z + (8 * 15 + z * 15) = 50 + -1z
20z + (120 + 15z) = 50 + -1z

Reorder the terms:
120 + 20z + 15z = 50 + -1z

Combine like terms: 20z + 15z = 35z
120 + 35z = 50 + -1z

Solving
120 + 35z = 50 + -1z

Solving for variable 'z'.

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

Add 'z' to each side of the equation.
120 + 35z + z = 50 + -1z + z

Combine like terms: 35z + z = 36z
120 + 36z = 50 + -1z + z

Combine like terms: -1z + z = 0
120 + 36z = 50 + 0
120 + 36z = 50

Add '-120' to each side of the equation.
120 + -120 + 36z = 50 + -120

Combine like terms: 120 + -120 = 0
0 + 36z = 50 + -120
36z = 50 + -120

Combine like terms: 50 + -120 = -70
36z = -70

Divide each side by '36'.
z = -1.944444444

Simplifying
z = -1.944444444

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