8(3r+12)=9(3r-1)

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Solution for 8(3r+12)=9(3r-1) equation:


Simplifying
8(3r + 12) = 9(3r + -1)

Reorder the terms:
8(12 + 3r) = 9(3r + -1)
(12 * 8 + 3r * 8) = 9(3r + -1)
(96 + 24r) = 9(3r + -1)

Reorder the terms:
96 + 24r = 9(-1 + 3r)
96 + 24r = (-1 * 9 + 3r * 9)
96 + 24r = (-9 + 27r)

Solving
96 + 24r = -9 + 27r

Solving for variable 'r'.

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

Add '-27r' to each side of the equation.
96 + 24r + -27r = -9 + 27r + -27r

Combine like terms: 24r + -27r = -3r
96 + -3r = -9 + 27r + -27r

Combine like terms: 27r + -27r = 0
96 + -3r = -9 + 0
96 + -3r = -9

Add '-96' to each side of the equation.
96 + -96 + -3r = -9 + -96

Combine like terms: 96 + -96 = 0
0 + -3r = -9 + -96
-3r = -9 + -96

Combine like terms: -9 + -96 = -105
-3r = -105

Divide each side by '-3'.
r = 35

Simplifying
r = 35

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