8r=3r-12

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Solution for 8r=3r-12 equation: 


Simplifying
8r = 3r + -12

Reorder the terms:
8r = -12 + 3r

Solving
8r = -12 + 3r

Solving for variable 'r'.

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

Add '-3r' to each side of the equation.
8r + -3r = -12 + 3r + -3r

Combine like terms: 8r + -3r = 5r
5r = -12 + 3r + -3r

Combine like terms: 3r + -3r = 0
5r = -12 + 0
5r = -12

Divide each side by '5'.
r = -2.4

Simplifying
r = -2.4

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