3r-5=r-1

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Solution for 3r-5=r-1 equation:


Simplifying
3r + -5 = r + -1

Reorder the terms:
-5 + 3r = r + -1

Reorder the terms:
-5 + 3r = -1 + r

Solving
-5 + 3r = -1 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
-5 + 3r + -1r = -1 + r + -1r

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

Combine like terms: r + -1r = 0
-5 + 2r = -1 + 0
-5 + 2r = -1

Add '5' to each side of the equation.
-5 + 5 + 2r = -1 + 5

Combine like terms: -5 + 5 = 0
0 + 2r = -1 + 5
2r = -1 + 5

Combine like terms: -1 + 5 = 4
2r = 4

Divide each side by '2'.
r = 2

Simplifying
r = 2

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