12x-15=3(7-2x)

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Solution for 12x-15=3(7-2x) equation:


Simplifying
12x + -15 = 3(7 + -2x)

Reorder the terms:
-15 + 12x = 3(7 + -2x)
-15 + 12x = (7 * 3 + -2x * 3)
-15 + 12x = (21 + -6x)

Solving
-15 + 12x = 21 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
-15 + 12x + 6x = 21 + -6x + 6x

Combine like terms: 12x + 6x = 18x
-15 + 18x = 21 + -6x + 6x

Combine like terms: -6x + 6x = 0
-15 + 18x = 21 + 0
-15 + 18x = 21

Add '15' to each side of the equation.
-15 + 15 + 18x = 21 + 15

Combine like terms: -15 + 15 = 0
0 + 18x = 21 + 15
18x = 21 + 15

Combine like terms: 21 + 15 = 36
18x = 36

Divide each side by '18'.
x = 2

Simplifying
x = 2

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