b-5+3b=30

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Solution for b-5+3b=30 equation: 


Simplifying
b + -5 + 3b = 30

Reorder the terms:
-5 + b + 3b = 30

Combine like terms: b + 3b = 4b
-5 + 4b = 30

Solving
-5 + 4b = 30

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 + 4b = 30 + 5

Combine like terms: -5 + 5 = 0
0 + 4b = 30 + 5
4b = 30 + 5

Combine like terms: 30 + 5 = 35
4b = 35

Divide each side by '4'.
b = 8.75

Simplifying
b = 8.75

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