4.5b+2=20

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Solution for 4.5b+2=20 equation: 


Simplifying
4.5b + 2 = 20

Reorder the terms:
2 + 4.5b = 20

Solving
2 + 4.5b = 20

Solving for variable 'b'.

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

Add '-2' to each side of the equation.
2 + -2 + 4.5b = 20 + -2

Combine like terms: 2 + -2 = 0
0 + 4.5b = 20 + -2
4.5b = 20 + -2

Combine like terms: 20 + -2 = 18
4.5b = 18

Divide each side by '4.5'.
b = 4

Simplifying
b = 4

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