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vivfab vivfab
  • 29-01-2017
  • Mathematics
Answered

Can you please solve this problem step by step for me?

Can you please solve this problem step by step for me? class=

Verified Answer :

bcalle
bcalle bcalle
  • 29-01-2017

b - 8   =  5
------      ---
b + 9      2

Cross Multiply
2(b-8)=5(b+9)
distribute
2b -16 = 5b + 45
subtract 5b from both sides
-3b - 16 = 45
add 16 to both sides
-3b = 61
divide both sides by -3
b = -61/3 or    -20 1/3

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