2r+r-1=5

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Solution for 2r+r-1=5 equation: 


Simplifying
2r + r + -1 = 5

Reorder the terms:
-1 + 2r + r = 5

Combine like terms: 2r + r = 3r
-1 + 3r = 5

Solving
-1 + 3r = 5

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 + 3r = 5 + 1

Combine like terms: -1 + 1 = 0
0 + 3r = 5 + 1
3r = 5 + 1

Combine like terms: 5 + 1 = 6
3r = 6

Divide each side by '3'.
r = 2

Simplifying
r = 2

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