13r+6r-18r+3=18

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Solution for 13r+6r-18r+3=18 equation:


Simplifying
13r + 6r + -18r + 3 = 18

Reorder the terms:
3 + 13r + 6r + -18r = 18

Combine like terms: 13r + 6r = 19r
3 + 19r + -18r = 18

Combine like terms: 19r + -18r = 1r
3 + 1r = 18

Solving
3 + 1r = 18

Solving for variable 'r'.

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

Add '-3' to each side of the equation.
3 + -3 + 1r = 18 + -3

Combine like terms: 3 + -3 = 0
0 + 1r = 18 + -3
1r = 18 + -3

Combine like terms: 18 + -3 = 15
1r = 15

Divide each side by '1'.
r = 15

Simplifying
r = 15

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