3x+30=15x-60

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Solution for 3x+30=15x-60 equation:


Simplifying
3x + 30 = 15x + -60

Reorder the terms:
30 + 3x = 15x + -60

Reorder the terms:
30 + 3x = -60 + 15x

Solving
30 + 3x = -60 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
30 + 3x + -15x = -60 + 15x + -15x

Combine like terms: 3x + -15x = -12x
30 + -12x = -60 + 15x + -15x

Combine like terms: 15x + -15x = 0
30 + -12x = -60 + 0
30 + -12x = -60

Add '-30' to each side of the equation.
30 + -30 + -12x = -60 + -30

Combine like terms: 30 + -30 = 0
0 + -12x = -60 + -30
-12x = -60 + -30

Combine like terms: -60 + -30 = -90
-12x = -90

Divide each side by '-12'.
x = 7.5

Simplifying
x = 7.5

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