The difference of two numbers is three their sum is 13 find the number

3.4+1.062-5.13 show work

Arianna and Samantha go to the movie theater and purchase refreshments for their friends. Arianna spends a total of $118.75 on 10 drinks and 5 bags of popcorn. Samantha spends a total of $157.75 on 9 drinks and 10 bags of popcorn.

Sarah is training to run a race. She runs 1 mile per day for the first week. She doubles that and runs 2 miles each day for the second week. She doubled her daily run again for the third week.

What's the reciprocal of 7/2a 2a/7 -2a/7 7/2a -7/2a

Identify the vertex for the graph of y = - 3x2 + 6x - 4.

Gino's Garden is a rectangle with a length of 12 feet. the area of the garden is 108 square feet. what is the width of Gina's Garden?

67 (9*737) + 9 What order do I do this in?

There are 50 seashells on the beach. After one week there are 120 seashells on the beach. If this same pattern continues how many seashells will there be on the 4th week?

What is the opposite of - 92 A. + 92 B. 92 C. ninety-two D. positive ninety-two E. All the above

The Vega family has 3 year cellphone contract. Javier Vega says that the family gets a total of 3x10 (4) minutes of talk time to share during the three years. Is havier correct