-2(5-4b)=

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Solution for -2(5-4b)= equation: 


Simplifying
-2(5 + -4b) = 0
(5 * -2 + -4b * -2) = 0
(-10 + 8b) = 0

Solving
-10 + 8b = 0

Solving for variable 'b'.

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

Add '10' to each side of the equation.
-10 + 10 + 8b = 0 + 10

Combine like terms: -10 + 10 = 0
0 + 8b = 0 + 10
8b = 0 + 10

Combine like terms: 0 + 10 = 10
8b = 10

Divide each side by '8'.
b = 1.25

Simplifying
b = 1.25

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