15r-3r-2r-3r-4r=18

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Solution for 15r-3r-2r-3r-4r=18 equation: 


Simplifying
15r + -3r + -2r + -3r + -4r = 18

Combine like terms: 15r + -3r = 12r
12r + -2r + -3r + -4r = 18

Combine like terms: 12r + -2r = 10r
10r + -3r + -4r = 18

Combine like terms: 10r + -3r = 7r
7r + -4r = 18

Combine like terms: 7r + -4r = 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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