1+10-4r-4r=-11

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Solution for 1+10-4r-4r=-11 equation: 


Simplifying
1 + 10 + -4r + -4r = -11

Combine like terms: 1 + 10 = 11
11 + -4r + -4r = -11

Combine like terms: -4r + -4r = -8r
11 + -8r = -11

Solving
11 + -8r = -11

Solving for variable 'r'.

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

Add '-11' to each side of the equation.
11 + -11 + -8r = -11 + -11

Combine like terms: 11 + -11 = 0
0 + -8r = -11 + -11
-8r = -11 + -11

Combine like terms: -11 + -11 = -22
-8r = -22

Divide each side by '-8'.
r = 2.75

Simplifying
r = 2.75

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