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21 votes
21 votes
PLS HELP ME
3.9b + 3.29 <34

User Chesschi
by
2.7k points

2 Answers

24 votes
24 votes

Answer:

b < 3071/390

Explanation:

1) Multiply both sides by 100 : 3.9b x 100 + 3.29 x 100 < 34 x 100

2) Refine : 390b + 329 < 3400

3) Subtract 329 from both sides : 390b + 329 - 329 < 3400 - 329

4) Simplify : 390b < 3071

5) Divide both sides by 390 : 390b/390 < 3071/390

6) b < 3071/390

User Nathan Stretch
by
3.2k points
17 votes
17 votes

Answer:

B<7.8743589

Explanation:

User Lior Dahan
by
2.7k points