17r-15r-2r+4r+1=13

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Solution for 17r-15r-2r+4r+1=13 equation:


Simplifying
17r + -15r + -2r + 4r + 1 = 13

Reorder the terms:
1 + 17r + -15r + -2r + 4r = 13

Combine like terms: 17r + -15r = 2r
1 + 2r + -2r + 4r = 13

Combine like terms: 2r + -2r = 0
1 + 0 + 4r = 13
1 + 4r = 13

Solving
1 + 4r = 13

Solving for variable 'r'.

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

Add '-1' to each side of the equation.
1 + -1 + 4r = 13 + -1

Combine like terms: 1 + -1 = 0
0 + 4r = 13 + -1
4r = 13 + -1

Combine like terms: 13 + -1 = 12
4r = 12

Divide each side by '4'.
r = 3

Simplifying
r = 3

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