R-7=-12

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Solution for R-7=-12 equation: 


Simplifying
R + -7 = -12

Reorder the terms:
-7 + R = -12

Solving
-7 + R = -12

Solving for variable 'R'.

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

Add '7' to each side of the equation.
-7 + 7 + R = -12 + 7

Combine like terms: -7 + 7 = 0
0 + R = -12 + 7
R = -12 + 7

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

Simplifying
R = -5

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