3-(2x+6)=12

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Solution for 3-(2x+6)=12 equation:


Simplifying
3 + -1(2x + 6) = 12

Reorder the terms:
3 + -1(6 + 2x) = 12
3 + (6 * -1 + 2x * -1) = 12
3 + (-6 + -2x) = 12

Combine like terms: 3 + -6 = -3
-3 + -2x = 12

Solving
-3 + -2x = 12

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 + -2x = 12 + 3

Combine like terms: -3 + 3 = 0
0 + -2x = 12 + 3
-2x = 12 + 3

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

Divide each side by '-2'.
x = -7.5

Simplifying
x = -7.5

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