-3(1-1)=11r-2r

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Solution for -3(1-1)=11r-2r equation:


Simplifying
-3(1 + -1) = 11r + -2r

Combine like terms: 1 + -1 = 0
-3(0) = 11r + -2r

Multiply -3 * 0
0 = 11r + -2r

Anything times zero is zero.
0 = 11r + -2r

Combine like terms: 11r + -2r = 9r
0 = 9r

Solving
0 = 9r

Solving for variable 'r'.

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

Add '-9r' to each side of the equation.
0 + -9r = 9r + -9r
Remove the zero:
-9r = 9r + -9r

Combine like terms: 9r + -9r = 0
-9r = 0

Divide each side by '-9'.
r = 0

Simplifying
r = 0

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