-1+8r+6r=13

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Solution for -1+8r+6r=13 equation: 


Simplifying
-1 + 8r + 6r = 13

Combine like terms: 8r + 6r = 14r
-1 + 14r = 13

Solving
-1 + 14r = 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 + 14r = 13 + 1

Combine like terms: -1 + 1 = 0
0 + 14r = 13 + 1
14r = 13 + 1

Combine like terms: 13 + 1 = 14
14r = 14

Divide each side by '14'.
r = 1

Simplifying
r = 1

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