(22b-9)-9(3b+1)=-2

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Solution for (22b-9)-9(3b+1)=-2 equation:


Simplifying
(22b + -9) + -9(3b + 1) = -2

Reorder the terms:
(-9 + 22b) + -9(3b + 1) = -2

Remove parenthesis around (-9 + 22b)
-9 + 22b + -9(3b + 1) = -2

Reorder the terms:
-9 + 22b + -9(1 + 3b) = -2
-9 + 22b + (1 * -9 + 3b * -9) = -2
-9 + 22b + (-9 + -27b) = -2

Reorder the terms:
-9 + -9 + 22b + -27b = -2

Combine like terms: -9 + -9 = -18
-18 + 22b + -27b = -2

Combine like terms: 22b + -27b = -5b
-18 + -5b = -2

Solving
-18 + -5b = -2

Solving for variable 'b'.

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

Add '18' to each side of the equation.
-18 + 18 + -5b = -2 + 18

Combine like terms: -18 + 18 = 0
0 + -5b = -2 + 18
-5b = -2 + 18

Combine like terms: -2 + 18 = 16
-5b = 16

Divide each side by '-5'.
b = -3.2

Simplifying
b = -3.2

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