20x-15=18z-7

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Solution for 20x-15=18z-7 equation:


Simplifying
20x + -15 = 18z + -7

Reorder the terms:
-15 + 20x = 18z + -7

Reorder the terms:
-15 + 20x = -7 + 18z

Solving
-15 + 20x = -7 + 18z

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 20x = -7 + 15 + 18z

Combine like terms: -15 + 15 = 0
0 + 20x = -7 + 15 + 18z
20x = -7 + 15 + 18z

Combine like terms: -7 + 15 = 8
20x = 8 + 18z

Divide each side by '20'.
x = 0.4 + 0.9z

Simplifying
x = 0.4 + 0.9z

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