20(4r-48)=

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Solution for 20(4r-48)= equation:


Simplifying
20(4r + -48) = 0

Reorder the terms:
20(-48 + 4r) = 0
(-48 * 20 + 4r * 20) = 0
(-960 + 80r) = 0

Solving
-960 + 80r = 0

Solving for variable 'r'.

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

Add '960' to each side of the equation.
-960 + 960 + 80r = 0 + 960

Combine like terms: -960 + 960 = 0
0 + 80r = 0 + 960
80r = 0 + 960

Combine like terms: 0 + 960 = 960
80r = 960

Divide each side by '80'.
r = 12

Simplifying
r = 12

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