3b+5=-4b-9

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Solution for 3b+5=-4b-9 equation:


Simplifying
3b + 5 = -4b + -9

Reorder the terms:
5 + 3b = -4b + -9

Reorder the terms:
5 + 3b = -9 + -4b

Solving
5 + 3b = -9 + -4b

Solving for variable 'b'.

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

Add '4b' to each side of the equation.
5 + 3b + 4b = -9 + -4b + 4b

Combine like terms: 3b + 4b = 7b
5 + 7b = -9 + -4b + 4b

Combine like terms: -4b + 4b = 0
5 + 7b = -9 + 0
5 + 7b = -9

Add '-5' to each side of the equation.
5 + -5 + 7b = -9 + -5

Combine like terms: 5 + -5 = 0
0 + 7b = -9 + -5
7b = -9 + -5

Combine like terms: -9 + -5 = -14
7b = -14

Divide each side by '7'.
b = -2

Simplifying
b = -2

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