18x+15=20.5x

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Solution for 18x+15=20.5x equation:


Simplifying
18x + 15 = 20.5x

Reorder the terms:
15 + 18x = 20.5x

Solving
15 + 18x = 20.5x

Solving for variable 'x'.

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

Add '-20.5x' to each side of the equation.
15 + 18x + -20.5x = 20.5x + -20.5x

Combine like terms: 18x + -20.5x = -2.5x
15 + -2.5x = 20.5x + -20.5x

Combine like terms: 20.5x + -20.5x = 0.0
15 + -2.5x = 0.0

Add '-15' to each side of the equation.
15 + -15 + -2.5x = 0.0 + -15

Combine like terms: 15 + -15 = 0
0 + -2.5x = 0.0 + -15
-2.5x = 0.0 + -15

Combine like terms: 0.0 + -15 = -15
-2.5x = -15

Divide each side by '-2.5'.
x = 6

Simplifying
x = 6

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