15x-30=8x+54

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Solution for 15x-30=8x+54 equation:


Simplifying
15x + -30 = 8x + 54

Reorder the terms:
-30 + 15x = 8x + 54

Reorder the terms:
-30 + 15x = 54 + 8x

Solving
-30 + 15x = 54 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-30 + 15x + -8x = 54 + 8x + -8x

Combine like terms: 15x + -8x = 7x
-30 + 7x = 54 + 8x + -8x

Combine like terms: 8x + -8x = 0
-30 + 7x = 54 + 0
-30 + 7x = 54

Add '30' to each side of the equation.
-30 + 30 + 7x = 54 + 30

Combine like terms: -30 + 30 = 0
0 + 7x = 54 + 30
7x = 54 + 30

Combine like terms: 54 + 30 = 84
7x = 84

Divide each side by '7'.
x = 12

Simplifying
x = 12

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