7-12=-X

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Solution for 7-12=-X equation:


Simplifying
7 + -12 = -1X

Combine like terms: 7 + -12 = -5
-5 = -1X

Solving
-5 = -1X

Solving for variable 'X'.

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

Add 'X' to each side of the equation.
-5 + X = -1X + X

Combine like terms: -1X + X = 0
-5 + X = 0

Add '5' to each side of the equation.
-5 + 5 + X = 0 + 5

Combine like terms: -5 + 5 = 0
0 + X = 0 + 5
X = 0 + 5

Combine like terms: 0 + 5 = 5
X = 5

Simplifying
X = 5

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