-5(-5+b)=-20

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Solution for -5(-5+b)=-20 equation: 


Simplifying
-5(-5 + b) = -20
(-5 * -5 + b * -5) = -20
(25 + -5b) = -20

Solving
25 + -5b = -20

Solving for variable 'b'.

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

Add '-25' to each side of the equation.
25 + -25 + -5b = -20 + -25

Combine like terms: 25 + -25 = 0
0 + -5b = -20 + -25
-5b = -20 + -25

Combine like terms: -20 + -25 = -45
-5b = -45

Divide each side by '-5'.
b = 9

Simplifying
b = 9

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