9r-9r+3r-2r=20

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Solution for 9r-9r+3r-2r=20 equation: 


Simplifying
9r + -9r + 3r + -2r = 20

Combine like terms: 9r + -9r = 0
0 + 3r + -2r = 20
3r + -2r = 20

Combine like terms: 3r + -2r = 1r
1r = 20

Solving
1r = 20

Solving for variable 'r'.

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

Divide each side by '1'.
r = 20

Simplifying
r = 20

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