9b+80=3b-4

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Solution for 9b+80=3b-4 equation:


Simplifying
9b + 80 = 3b + -4

Reorder the terms:
80 + 9b = 3b + -4

Reorder the terms:
80 + 9b = -4 + 3b

Solving
80 + 9b = -4 + 3b

Solving for variable 'b'.

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

Add '-3b' to each side of the equation.
80 + 9b + -3b = -4 + 3b + -3b

Combine like terms: 9b + -3b = 6b
80 + 6b = -4 + 3b + -3b

Combine like terms: 3b + -3b = 0
80 + 6b = -4 + 0
80 + 6b = -4

Add '-80' to each side of the equation.
80 + -80 + 6b = -4 + -80

Combine like terms: 80 + -80 = 0
0 + 6b = -4 + -80
6b = -4 + -80

Combine like terms: -4 + -80 = -84
6b = -84

Divide each side by '6'.
b = -14

Simplifying
b = -14

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