-4(3+r)=24

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Solution for -4(3+r)=24 equation: 


Simplifying
-4(3 + r) = 24
(3 * -4 + r * -4) = 24
(-12 + -4r) = 24

Solving
-12 + -4r = 24

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 + -4r = 24 + 12

Combine like terms: -12 + 12 = 0
0 + -4r = 24 + 12
-4r = 24 + 12

Combine like terms: 24 + 12 = 36
-4r = 36

Divide each side by '-4'.
r = -9

Simplifying
r = -9

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