9r+12=-24

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Solution for 9r+12=-24 equation: 


Simplifying
9r + 12 = -24

Reorder the terms:
12 + 9r = -24

Solving
12 + 9r = -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 + 9r = -24 + -12

Combine like terms: 12 + -12 = 0
0 + 9r = -24 + -12
9r = -24 + -12

Combine like terms: -24 + -12 = -36
9r = -36

Divide each side by '9'.
r = -4

Simplifying
r = -4

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