-11(b+1)-3(-b+3)=

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Solution for -11(b+1)-3(-b+3)= equation:


Simplifying
-11(b + 1) + -3(-1b + 3) = 0

Reorder the terms:
-11(1 + b) + -3(-1b + 3) = 0
(1 * -11 + b * -11) + -3(-1b + 3) = 0
(-11 + -11b) + -3(-1b + 3) = 0

Reorder the terms:
-11 + -11b + -3(3 + -1b) = 0
-11 + -11b + (3 * -3 + -1b * -3) = 0
-11 + -11b + (-9 + 3b) = 0

Reorder the terms:
-11 + -9 + -11b + 3b = 0

Combine like terms: -11 + -9 = -20
-20 + -11b + 3b = 0

Combine like terms: -11b + 3b = -8b
-20 + -8b = 0

Solving
-20 + -8b = 0

Solving for variable 'b'.

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

Add '20' to each side of the equation.
-20 + 20 + -8b = 0 + 20

Combine like terms: -20 + 20 = 0
0 + -8b = 0 + 20
-8b = 0 + 20

Combine like terms: 0 + 20 = 20
-8b = 20

Divide each side by '-8'.
b = -2.5

Simplifying
b = -2.5

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