-1(r+12)=-7

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Solution for -1(r+12)=-7 equation:


Simplifying
-1(r + 12) = -7

Reorder the terms:
-1(12 + r) = -7
(12 * -1 + r * -1) = -7
(-12 + -1r) = -7

Solving
-12 + -1r = -7

Solving for variable 'r'.

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

Add '12' to each side of the equation.
-12 + 12 + -1r = -7 + 12

Combine like terms: -12 + 12 = 0
0 + -1r = -7 + 12
-1r = -7 + 12

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

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

Simplifying
r = -5

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