-2r+3r=15-2r

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Solution for -2r+3r=15-2r equation: 


Simplifying
-2r + 3r = 15 + -2r

Combine like terms: -2r + 3r = 1r
1r = 15 + -2r

Solving
1r = 15 + -2r

Solving for variable 'r'.

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

Add '2r' to each side of the equation.
1r + 2r = 15 + -2r + 2r

Combine like terms: 1r + 2r = 3r
3r = 15 + -2r + 2r

Combine like terms: -2r + 2r = 0
3r = 15 + 0
3r = 15

Divide each side by '3'.
r = 5

Simplifying
r = 5

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