Juan charges $3.50 per hour for baby-sitting. write a rule to describe how the amount of money m earned is a function of the number of hours h spent baby-sitting. about how long will it take juan to earn $15?

A.

M = 3.5h; about 4 hours

Step-by-step explanation:

The amount earned M is equal to the hourly rate times the number of hours h spent baby-sitting.

M=3.5h15=3.5h  4≈h  

It will take Juan about 4 hours to earn $15.

step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

hope this : )

51840000 cm 2

step-by-step explanation: