-1=-3+2r

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Solution for -1=-3+2r equation:


Simplifying
-1 = -3 + 2r

Solving
-1 = -3 + 2r

Solving for variable 'r'.

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

Add '-2r' to each side of the equation.
-1 + -2r = -3 + 2r + -2r

Combine like terms: 2r + -2r = 0
-1 + -2r = -3 + 0
-1 + -2r = -3

Add '1' to each side of the equation.
-1 + 1 + -2r = -3 + 1

Combine like terms: -1 + 1 = 0
0 + -2r = -3 + 1
-2r = -3 + 1

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

Divide each side by '-2'.
r = 1

Simplifying
r = 1

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