18z-8+8z+4=90

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Solution for 18z-8+8z+4=90 equation:


Simplifying
18z + -8 + 8z + 4 = 90

Reorder the terms:
-8 + 4 + 18z + 8z = 90

Combine like terms: -8 + 4 = -4
-4 + 18z + 8z = 90

Combine like terms: 18z + 8z = 26z
-4 + 26z = 90

Solving
-4 + 26z = 90

Solving for variable 'z'.

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

Add '4' to each side of the equation.
-4 + 4 + 26z = 90 + 4

Combine like terms: -4 + 4 = 0
0 + 26z = 90 + 4
26z = 90 + 4

Combine like terms: 90 + 4 = 94
26z = 94

Divide each side by '26'.
z = 3.615384615

Simplifying
z = 3.615384615

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