8r+2r-2r-3r-3r=20

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Solution for 8r+2r-2r-3r-3r=20 equation: 


Simplifying
8r + 2r + -2r + -3r + -3r = 20

Combine like terms: 8r + 2r = 10r
10r + -2r + -3r + -3r = 20

Combine like terms: 10r + -2r = 8r
8r + -3r + -3r = 20

Combine like terms: 8r + -3r = 5r
5r + -3r = 20

Combine like terms: 5r + -3r = 2r
2r = 20

Solving
2r = 20

Solving for variable 'r'.

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

Divide each side by '2'.
r = 10

Simplifying
r = 10

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