9-24=5r+3r

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Solution for 9-24=5r+3r equation:


Simplifying
9 + -24 = 5r + 3r

Combine like terms: 9 + -24 = -15
-15 = 5r + 3r

Combine like terms: 5r + 3r = 8r
-15 = 8r

Solving
-15 = 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.
-15 + -8r = 8r + -8r

Combine like terms: 8r + -8r = 0
-15 + -8r = 0

Add '15' to each side of the equation.
-15 + 15 + -8r = 0 + 15

Combine like terms: -15 + 15 = 0
0 + -8r = 0 + 15
-8r = 0 + 15

Combine like terms: 0 + 15 = 15
-8r = 15

Divide each side by '-8'.
r = -1.875

Simplifying
r = -1.875

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