What is an equivalent expression for 3b + b + b?

5b

Step-by-step explanation:

This is: b + b + b + b + b, which equals 5b.

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sinn is the total amount of students now and m were the students before, you subtract them both (n-m) and divide that by m. then, since to get a percentage from a fraction you have to multiply by 100, your answer should look like this: n-m/m*100

step-by-step explanation:

1. perpendicular

2. parallel

3. perpendicular