-6(2-r)=30

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Solution for -6(2-r)=30 equation: 


Simplifying
-6(2 + -1r) = 30
(2 * -6 + -1r * -6) = 30
(-12 + 6r) = 30

Solving
-12 + 6r = 30

Solving for variable 'r'.

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

Add '12' to each side of the equation.
-12 + 12 + 6r = 30 + 12

Combine like terms: -12 + 12 = 0
0 + 6r = 30 + 12
6r = 30 + 12

Combine like terms: 30 + 12 = 42
6r = 42

Divide each side by '6'.
r = 7

Simplifying
r = 7

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