-8r+12=-24

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Solution for -8r+12=-24 equation: 


Simplifying
-8r + 12 = -24

Reorder the terms:
12 + -8r = -24

Solving
12 + -8r = -24

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 + -8r = -24 + -12

Combine like terms: 12 + -12 = 0
0 + -8r = -24 + -12
-8r = -24 + -12

Combine like terms: -24 + -12 = -36
-8r = -36

Divide each side by '-8'.
r = 4.5

Simplifying
r = 4.5

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