18z-20=19z+80

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Solution for 18z-20=19z+80 equation:


Simplifying
18z + -20 = 19z + 80

Reorder the terms:
-20 + 18z = 19z + 80

Reorder the terms:
-20 + 18z = 80 + 19z

Solving
-20 + 18z = 80 + 19z

Solving for variable 'z'.

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

Add '-19z' to each side of the equation.
-20 + 18z + -19z = 80 + 19z + -19z

Combine like terms: 18z + -19z = -1z
-20 + -1z = 80 + 19z + -19z

Combine like terms: 19z + -19z = 0
-20 + -1z = 80 + 0
-20 + -1z = 80

Add '20' to each side of the equation.
-20 + 20 + -1z = 80 + 20

Combine like terms: -20 + 20 = 0
0 + -1z = 80 + 20
-1z = 80 + 20

Combine like terms: 80 + 20 = 100
-1z = 100

Divide each side by '-1'.
z = -100

Simplifying
z = -100

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