18r-17r+3r-r=18

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Solution for 18r-17r+3r-r=18 equation:


Simplifying
18r + -17r + 3r + -1r = 18

Combine like terms: 18r + -17r = 1r
1r + 3r + -1r = 18

Combine like terms: 1r + 3r = 4r
4r + -1r = 18

Combine like terms: 4r + -1r = 3r
3r = 18

Solving
3r = 18

Solving for variable 'r'.

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

Divide each side by '3'.
r = 6

Simplifying
r = 6

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