11-r=r-1

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Solution for 11-r=r-1 equation:


Simplifying
11 + -1r = r + -1

Reorder the terms:
11 + -1r = -1 + r

Solving
11 + -1r = -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.
11 + -1r + -1r = -1 + r + -1r

Combine like terms: -1r + -1r = -2r
11 + -2r = -1 + r + -1r

Combine like terms: r + -1r = 0
11 + -2r = -1 + 0
11 + -2r = -1

Add '-11' to each side of the equation.
11 + -11 + -2r = -1 + -11

Combine like terms: 11 + -11 = 0
0 + -2r = -1 + -11
-2r = -1 + -11

Combine like terms: -1 + -11 = -12
-2r = -12

Divide each side by '-2'.
r = 6

Simplifying
r = 6

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