2b-4+4b+9=

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Solution for 2b-4+4b+9= equation:


Simplifying
2b + -4 + 4b + 9 = 0

Reorder the terms:
-4 + 9 + 2b + 4b = 0

Combine like terms: -4 + 9 = 5
5 + 2b + 4b = 0

Combine like terms: 2b + 4b = 6b
5 + 6b = 0

Solving
5 + 6b = 0

Solving for variable 'b'.

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

Add '-5' to each side of the equation.
5 + -5 + 6b = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 6b = 0 + -5
6b = 0 + -5

Combine like terms: 0 + -5 = -5
6b = -5

Divide each side by '6'.
b = -0.8333333333

Simplifying
b = -0.8333333333

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