30=5(9b+4)

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Solution for 30=5(9b+4) equation:


Simplifying
30 = 5(9b + 4)

Reorder the terms:
30 = 5(4 + 9b)
30 = (4 * 5 + 9b * 5)
30 = (20 + 45b)

Solving
30 = 20 + 45b

Solving for variable 'b'.

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

Add '-45b' to each side of the equation.
30 + -45b = 20 + 45b + -45b

Combine like terms: 45b + -45b = 0
30 + -45b = 20 + 0
30 + -45b = 20

Add '-30' to each side of the equation.
30 + -30 + -45b = 20 + -30

Combine like terms: 30 + -30 = 0
0 + -45b = 20 + -30
-45b = 20 + -30

Combine like terms: 20 + -30 = -10
-45b = -10

Divide each side by '-45'.
b = 0.2222222222

Simplifying
b = 0.2222222222

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