sean buys 7 postcards to send to his friends. He also buys a t-shirt for $15.89 to give to his best friend. He pays a total of $19.32. Write an equation to find how much each postcard costs.

Tell whether the sequence is arithmetic. If it is, what is the common difference? 19, 11, 3, - 5

Write an experecion for the calculation divided by 5 added to 11

Ok hey guys 11 its and explain so convert this into vertex form y=-2x^2 + 16x-37

Grocery store polls every 20th custom to determine if they are satisfied with the cleanliness of the store. 40 customers are surveyed and 26 or satisfied. What conclusion can be drawn for the 800 daily customers

What is X and Y if y=2x-3 and 2y = x+6

A box has a length of 15 centimeters, a width of 22 centimeters, and a height of 9 centimeters. what is the surface area of the box?

6. True or False. sec^-1 (0.5) is undefined. Explain your answer.

A theatre can hold 200 people. Two groups rented out the theatre. The first group has 92 people and the other has 107 people. Are there enough seats for everyone?

Tyler is using the distributive property on the expression 9 - 4 (5x - 6). Here is his work: 9 - 4 (5x - 6) 9 + (-4) (5x + -6) 9 + -20x + -6 3 - 20x Mai thinks Tyler's answer is incorrect.

Here's a number Forty-three thousand five hundred seven how many digits will it have when it's written in standard form?