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8 - 5b = -7 ?? whats the b
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32 votes
32 votes
8 - 5b = -7 ?? whats the b

User Gal Rom
by
2.9k points

2 Answers

18 votes
18 votes

Answer:

b=3

Explanation:

Isolate the b:

  • 8-5b=-7
  • Subtract 8, -5b=-15
  • Divide by -5, b=3

Check your answer:

  • 8-5(3)=-7
  • 8-15=-7
  • -7=-7
User FieryCod
by
2.7k points
26 votes
26 votes
b=3
you subtract the 8 from the left then subtract it from the right giving you -5b=-15 then divide the -5 by both sides
User Pranjal Sahu
by
3.3k points
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