3*(x-15)+30=12*x

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Solution for 3*(x-15)+30=12*x equation:


Simplifying
3(x + -15) + 30 = 12x

Reorder the terms:
3(-15 + x) + 30 = 12x
(-15 * 3 + x * 3) + 30 = 12x
(-45 + 3x) + 30 = 12x

Reorder the terms:
-45 + 30 + 3x = 12x

Combine like terms: -45 + 30 = -15
-15 + 3x = 12x

Solving
-15 + 3x = 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
-15 + 3x + -12x = 12x + -12x

Combine like terms: 3x + -12x = -9x
-15 + -9x = 12x + -12x

Combine like terms: 12x + -12x = 0
-15 + -9x = 0

Add '15' to each side of the equation.
-15 + 15 + -9x = 0 + 15

Combine like terms: -15 + 15 = 0
0 + -9x = 0 + 15
-9x = 0 + 15

Combine like terms: 0 + 15 = 15
-9x = 15

Divide each side by '-9'.
x = -1.666666667

Simplifying
x = -1.666666667

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