2 years ago

Use the communitive property of addition to rewrite 3 + 5 + 7. Which expression is equivalent?

1 answer:

5 0

Answer: 8+7

Step-by-step explanation: 3+5+7 is equivalent to 8+7 because if you add the both of them you’ll get the same exact answer which is 15

You might be interested in

What percent of 400 is 260

postnew [5]

260/400=0.65
your answer will be 65%

6 0

2 years ago

Rosa's best time in a race is two seconds faster than her second-best time. Her second-best time is 1 1/4 times her best time. W

Svetradugi [14.3K]

B) 10 seconds. 10/8=1 1/4

8 0

2 years ago

in an experiment, the temperature dropped 2 degrees each day until the temperature reaches negative 5.5 degrees. if the starting

WITCHER [35]

$32.9-(-5.5)=38.4$
38.4/2=19.2
around 19 days

3 0

3 years ago

What is the answer please??

xenn [34]

Answer:

Answer is n/2

Step-by-step explanation:

I started with the constant n

In second step I divided the n by 2

$answer \: is \: \: \frac{n}{2}$

HAVE A NICE DAY!

THANKS FOR GIVING ME THE OPPORTUNITY TO ANSWER YOUR QUESTION. 

5 0

2 years ago

Read 2 more answers

Can some help me with my homework it’s number 5. 6. 7. 8. And 9.

BaLLatris [955]

Answers:

5. 296

6. 479

7. 801

8. 920

9. $281

Step-by-step explanation:

For 5-8, you add the 2 numbers. Line up the numbers by their place value.

For 9, it says she starts with $233. She worked for 6 hours today. She makes $8 for every hour. First, you have to find how much she made today. 6 hrs times $8 for every hr is $48. In total, she has $281 because we added the amount she starts with, and the amount she earned today.

4 0

3 years ago

Read 2 more answers