-1(1-11r)=5(-2+2r)+8

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Solution for -1(1-11r)=5(-2+2r)+8 equation:


Simplifying
-1(1 + -11r) = 5(-2 + 2r) + 8
(1 * -1 + -11r * -1) = 5(-2 + 2r) + 8
(-1 + 11r) = 5(-2 + 2r) + 8
-1 + 11r = (-2 * 5 + 2r * 5) + 8
-1 + 11r = (-10 + 10r) + 8

Reorder the terms:
-1 + 11r = -10 + 8 + 10r

Combine like terms: -10 + 8 = -2
-1 + 11r = -2 + 10r

Solving
-1 + 11r = -2 + 10r

Solving for variable 'r'.

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

Add '-10r' to each side of the equation.
-1 + 11r + -10r = -2 + 10r + -10r

Combine like terms: 11r + -10r = 1r
-1 + 1r = -2 + 10r + -10r

Combine like terms: 10r + -10r = 0
-1 + 1r = -2 + 0
-1 + 1r = -2

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

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

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

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

Simplifying
r = -1

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