18x-9=78+28x

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Solution for 18x-9=78+28x equation:


Simplifying
18x + -9 = 78 + 28x

Reorder the terms:
-9 + 18x = 78 + 28x

Solving
-9 + 18x = 78 + 28x

Solving for variable 'x'.

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

Add '-28x' to each side of the equation.
-9 + 18x + -28x = 78 + 28x + -28x

Combine like terms: 18x + -28x = -10x
-9 + -10x = 78 + 28x + -28x

Combine like terms: 28x + -28x = 0
-9 + -10x = 78 + 0
-9 + -10x = 78

Add '9' to each side of the equation.
-9 + 9 + -10x = 78 + 9

Combine like terms: -9 + 9 = 0
0 + -10x = 78 + 9
-10x = 78 + 9

Combine like terms: 78 + 9 = 87
-10x = 87

Divide each side by '-10'.
x = -8.7

Simplifying
x = -8.7

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