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25-09-2020
Mathematics

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solution of 5b+6=21?

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25-09-2020

b=3 :)..............

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marcthemathtutor marcthemathtutor

25-09-2020

Answer:

b = 3

Step-by-step explanation:

Goal: to move "b" to one side of the equation and everything else to the other side.

5b+6=21 (subtract 6 from both sides)

5b = 21 - 6

5b = 15 (divide both sides by 5)

b = 15 / 5

b = 3

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