r+r-r+r+1=3

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


Simplifying
r + r + -1r + r + 1 = 3

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

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

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

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

Solving
1 + 2r = 3

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 + 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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