3x+30=10x-54

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Solution for 3x+30=10x-54 equation:


Simplifying
3x + 30 = 10x + -54

Reorder the terms:
30 + 3x = 10x + -54

Reorder the terms:
30 + 3x = -54 + 10x

Solving
30 + 3x = -54 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
30 + 3x + -10x = -54 + 10x + -10x

Combine like terms: 3x + -10x = -7x
30 + -7x = -54 + 10x + -10x

Combine like terms: 10x + -10x = 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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