cyrustheboogie cyrustheboogie

21-11-2019
Mathematics

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8-(3+b)=b-9 ion understand this

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jimrgrant1 jimrgrant1

21-11-2019

Answer:

b = 7

Step-by-step explanation:

Given

8 - (3 + b) = b - 9 ← distribute parenthesis on the left by - 1

8 - 3 - b = b - 9, that is

5 - b = b - 9 ( subtract b from both sides )

5 - 2b = - 9 ( subtract 5 from both sides )

- 2b = - 14 ( divide both sides by - 2 )

b = 7

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