-3(9+-10r)+3=

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Solution for -3(9+-10r)+3= equation:


Simplifying
-3(9 + -10r) + 3 = 0
(9 * -3 + -10r * -3) + 3 = 0
(-27 + 30r) + 3 = 0

Reorder the terms:
-27 + 3 + 30r = 0

Combine like terms: -27 + 3 = -24
-24 + 30r = 0

Solving
-24 + 30r = 0

Solving for variable 'r'.

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

Add '24' to each side of the equation.
-24 + 24 + 30r = 0 + 24

Combine like terms: -24 + 24 = 0
0 + 30r = 0 + 24
30r = 0 + 24

Combine like terms: 0 + 24 = 24
30r = 24

Divide each side by '30'.
r = 0.8

Simplifying
r = 0.8

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