5(9-5b)=-255

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Solution for 5(9-5b)=-255 equation: 


Simplifying
5(9 + -5b) = -255
(9 * 5 + -5b * 5) = -255
(45 + -25b) = -255

Solving
45 + -25b = -255

Solving for variable 'b'.

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

Add '-45' to each side of the equation.
45 + -45 + -25b = -255 + -45

Combine like terms: 45 + -45 = 0
0 + -25b = -255 + -45
-25b = -255 + -45

Combine like terms: -255 + -45 = -300
-25b = -300

Divide each side by '-25'.
b = 12

Simplifying
b = 12

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