-3r-1=9r+23

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Solution for -3r-1=9r+23 equation:


Simplifying
-3r + -1 = 9r + 23

Reorder the terms:
-1 + -3r = 9r + 23

Reorder the terms:
-1 + -3r = 23 + 9r

Solving
-1 + -3r = 23 + 9r

Solving for variable 'r'.

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

Add '-9r' to each side of the equation.
-1 + -3r + -9r = 23 + 9r + -9r

Combine like terms: -3r + -9r = -12r
-1 + -12r = 23 + 9r + -9r

Combine like terms: 9r + -9r = 0
-1 + -12r = 23 + 0
-1 + -12r = 23

Add '1' to each side of the equation.
-1 + 1 + -12r = 23 + 1

Combine like terms: -1 + 1 = 0
0 + -12r = 23 + 1
-12r = 23 + 1

Combine like terms: 23 + 1 = 24
-12r = 24

Divide each side by '-12'.
r = -2

Simplifying
r = -2

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