-6(2r+5)=54

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Solution for -6(2r+5)=54 equation:


Simplifying
-6(2r + 5) = 54

Reorder the terms:
-6(5 + 2r) = 54
(5 * -6 + 2r * -6) = 54
(-30 + -12r) = 54

Solving
-30 + -12r = 54

Solving for variable 'r'.

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

Add '30' to each side of the equation.
-30 + 30 + -12r = 54 + 30

Combine like terms: -30 + 30 = 0
0 + -12r = 54 + 30
-12r = 54 + 30

Combine like terms: 54 + 30 = 84
-12r = 84

Divide each side by '-12'.
r = -7

Simplifying
r = -7

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