-5(5r+4)=-20

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Solution for -5(5r+4)=-20 equation: 


Simplifying
-5(5r + 4) = -20

Reorder the terms:
-5(4 + 5r) = -20
(4 * -5 + 5r * -5) = -20
(-20 + -25r) = -20

Add '20' to each side of the equation.
-20 + 20 + -25r = -20 + 20

Combine like terms: -20 + 20 = 0
0 + -25r = -20 + 20
-25r = -20 + 20

Combine like terms: -20 + 20 = 0
-25r = 0

Solving
-25r = 0

Solving for variable 'r'.

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

Divide each side by '-25'.
r = 0

Simplifying
r = 0

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