-2=12+r

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Solution for -2=12+r equation:


Simplifying
-2 = 12 + r

Solving
-2 = 12 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
-2 + -1r = 12 + r + -1r

Combine like terms: r + -1r = 0
-2 + -1r = 12 + 0
-2 + -1r = 12

Add '2' to each side of the equation.
-2 + 2 + -1r = 12 + 2

Combine like terms: -2 + 2 = 0
0 + -1r = 12 + 2
-1r = 12 + 2

Combine like terms: 12 + 2 = 14
-1r = 14

Divide each side by '-1'.
r = -14

Simplifying
r = -14

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