Which expression can be used to model the phrase "the sum of three and a number"?

3 + x

x-3

3 - X

X. 3

To find the distance between two bicyclists who are moving in opposite directions, you would calculate how far each one has traveled and then subtract the two distances. True or False

T/F The centroid of an object must be located on the object.

Oceanside bike rental shop charges of 12 dollar fixed fee plus 9 dollars an hour for renting a bike. Sally paid 48 dollars to rent a bike. How many hours did she pay to have the bike checked out?

Freemont Run Club surveyed a random sample of 30 members about their running habit. Of the members surveyed, 9 said that they run more than 5 days a week. There are 84 Freemont Run Club members.

A reporter collected date on y, the current market value, in dollars, of a certain car for various years, x, after it had been purchased new. the equation below was fit to the date. y = 16,500-1500x.

What is the relationship of the scale factors

Kelli has $450 in a savings account. She wants to have at least $300 at the end of the summer. She withdraws $15 per week. How many weeks can Kelli withdraw money from her account

Is16 over 81 a irrational number

Can somebody solve this for me $1.12 for 9.2 ounces

Does anyone know anyone who has Angelman or happy puppet syndrome?