-24=12-8r

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Solution for -24=12-8r equation:


Simplifying
-24 = 12 + -8r

Solving
-24 = 12 + -8r

Solving for variable 'r'.

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

Add '8r' to each side of the equation.
-24 + 8r = 12 + -8r + 8r

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

Add '24' to each side of the equation.
-24 + 24 + 8r = 12 + 24

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

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

Divide each side by '8'.
r = 4.5

Simplifying
r = 4.5

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