-3(4b+3)+(13b-9)=0

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Solution for -3(4b+3)+(13b-9)=0 equation:


Simplifying
-3(4b + 3) + (13b + -9) = 0

Reorder the terms:
-3(3 + 4b) + (13b + -9) = 0
(3 * -3 + 4b * -3) + (13b + -9) = 0
(-9 + -12b) + (13b + -9) = 0

Reorder the terms:
-9 + -12b + (-9 + 13b) = 0

Remove parenthesis around (-9 + 13b)
-9 + -12b + -9 + 13b = 0

Reorder the terms:
-9 + -9 + -12b + 13b = 0

Combine like terms: -9 + -9 = -18
-18 + -12b + 13b = 0

Combine like terms: -12b + 13b = 1b
-18 + 1b = 0

Solving
-18 + 1b = 0

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 + 1b = 0 + 18

Combine like terms: -18 + 18 = 0
0 + 1b = 0 + 18
1b = 0 + 18

Combine like terms: 0 + 18 = 18
1b = 18

Divide each side by '1'.
b = 18

Simplifying
b = 18

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