-3(3.3+8.9r)=6.1-24.7r

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Solution for -3(3.3+8.9r)=6.1-24.7r equation: 


Simplifying
-3(3.3 + 8.9r) = 6.1 + -24.7r
(3.3 * -3 + 8.9r * -3) = 6.1 + -24.7r
(-9.9 + -26.7r) = 6.1 + -24.7r

Solving
-9.9 + -26.7r = 6.1 + -24.7r

Solving for variable 'r'.

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

Add '24.7r' to each side of the equation.
-9.9 + -26.7r + 24.7r = 6.1 + -24.7r + 24.7r

Combine like terms: -26.7r + 24.7r = -2r
-9.9 + -2r = 6.1 + -24.7r + 24.7r

Combine like terms: -24.7r + 24.7r = 0.0
-9.9 + -2r = 6.1 + 0.0
-9.9 + -2r = 6.1

Add '9.9' to each side of the equation.
-9.9 + 9.9 + -2r = 6.1 + 9.9

Combine like terms: -9.9 + 9.9 = 0.0
0.0 + -2r = 6.1 + 9.9
-2r = 6.1 + 9.9

Combine like terms: 6.1 + 9.9 = 16
-2r = 16

Divide each side by '-2'.
r = -8

Simplifying
r = -8

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