2r-r+6=8

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Solution for 2r-r+6=8 equation: 


Simplifying
2r + -1r + 6 = 8

Reorder the terms:
6 + 2r + -1r = 8

Combine like terms: 2r + -1r = 1r
6 + 1r = 8

Solving
6 + 1r = 8

Solving for variable 'r'.

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

Add '-6' to each side of the equation.
6 + -6 + 1r = 8 + -6

Combine like terms: 6 + -6 = 0
0 + 1r = 8 + -6
1r = 8 + -6

Combine like terms: 8 + -6 = 2
1r = 2

Divide each side by '1'.
r = 2

Simplifying
r = 2

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