12+1.5r=3r

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Solution for 12+1.5r=3r equation:


Simplifying
12 + 1.5r = 3r

Solving
12 + 1.5r = 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.
12 + 1.5r + -3r = 3r + -3r

Combine like terms: 1.5r + -3r = -1.5r
12 + -1.5r = 3r + -3r

Combine like terms: 3r + -3r = 0
12 + -1.5r = 0

Add '-12' to each side of the equation.
12 + -12 + -1.5r = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -1.5r = 0 + -12
-1.5r = 0 + -12

Combine like terms: 0 + -12 = -12
-1.5r = -12

Divide each side by '-1.5'.
r = 8

Simplifying
r = 8

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