8.5-5=3b+9

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Solution for 8.5-5=3b+9 equation:


Simplifying
8.5 + -5 = 3b + 9

Combine like terms: 8.5 + -5 = 3.5
3.5 = 3b + 9

Reorder the terms:
3.5 = 9 + 3b

Solving
3.5 = 9 + 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.
3.5 + -3b = 9 + 3b + -3b

Combine like terms: 3b + -3b = 0
3.5 + -3b = 9 + 0
3.5 + -3b = 9

Add '-3.5' to each side of the equation.
3.5 + -3.5 + -3b = 9 + -3.5

Combine like terms: 3.5 + -3.5 = 0.0
0.0 + -3b = 9 + -3.5
-3b = 9 + -3.5

Combine like terms: 9 + -3.5 = 5.5
-3b = 5.5

Divide each side by '-3'.
b = -1.833333333

Simplifying
b = -1.833333333

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