(19b-9)-9(2b+4)=-6

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Solution for (19b-9)-9(2b+4)=-6 equation:


Simplifying
(19b + -9) + -9(2b + 4) = -6

Reorder the terms:
(-9 + 19b) + -9(2b + 4) = -6

Remove parenthesis around (-9 + 19b)
-9 + 19b + -9(2b + 4) = -6

Reorder the terms:
-9 + 19b + -9(4 + 2b) = -6
-9 + 19b + (4 * -9 + 2b * -9) = -6
-9 + 19b + (-36 + -18b) = -6

Reorder the terms:
-9 + -36 + 19b + -18b = -6

Combine like terms: -9 + -36 = -45
-45 + 19b + -18b = -6

Combine like terms: 19b + -18b = 1b
-45 + 1b = -6

Solving
-45 + 1b = -6

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 + 1b = -6 + 45

Combine like terms: -45 + 45 = 0
0 + 1b = -6 + 45
1b = -6 + 45

Combine like terms: -6 + 45 = 39
1b = 39

Divide each side by '1'.
b = 39

Simplifying
b = 39

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