12x-(3-x)=75

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Solution for 12x-(3-x)=75 equation:


Simplifying
12x + -1(3 + -1x) = 75
12x + (3 * -1 + -1x * -1) = 75
12x + (-3 + 1x) = 75

Reorder the terms:
-3 + 12x + 1x = 75

Combine like terms: 12x + 1x = 13x
-3 + 13x = 75

Solving
-3 + 13x = 75

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 13x = 75 + 3

Combine like terms: -3 + 3 = 0
0 + 13x = 75 + 3
13x = 75 + 3

Combine like terms: 75 + 3 = 78
13x = 78

Divide each side by '13'.
x = 6

Simplifying
x = 6

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