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

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


Simplifying
3x + 2x + -1(-12) = 7

Multiply -1 * -12
3x + 2x + 12 = 7

Reorder the terms:
12 + 3x + 2x = 7

Combine like terms: 3x + 2x = 5x
12 + 5x = 7

Solving
12 + 5x = 7

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 + 5x = 7 + -12

Combine like terms: 12 + -12 = 0
0 + 5x = 7 + -12
5x = 7 + -12

Combine like terms: 7 + -12 = -5
5x = -5

Divide each side by '5'.
x = -1

Simplifying
x = -1

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