3x-12+x-(3x)=2*15*12

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Solution for 3x-12+x-(3x)=2*15*12 equation:


Simplifying
3x + -12 + x + -1(3x) = 2 * 15 * 12

Remove parenthesis around (3x)
3x + -12 + x + -1 * 3x = 2 * 15 * 12

Multiply -1 * 3
3x + -12 + x + -3x = 2 * 15 * 12

Reorder the terms:
-12 + 3x + x + -3x = 2 * 15 * 12

Combine like terms: 3x + x = 4x
-12 + 4x + -3x = 2 * 15 * 12

Combine like terms: 4x + -3x = 1x
-12 + 1x = 2 * 15 * 12

Multiply 2 * 15
-12 + 1x = 30 * 12

Multiply 30 * 12
-12 + 1x = 360

Solving
-12 + 1x = 360

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 1x = 360 + 12

Combine like terms: -12 + 12 = 0
0 + 1x = 360 + 12
1x = 360 + 12

Combine like terms: 360 + 12 = 372
1x = 372

Divide each side by '1'.
x = 372

Simplifying
x = 372

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