How do you determine if the graph opens up or opens down?

Eleven times the sum of a number and six is - 66 what's the equation

What is the product of 4/7 and 1/6?

What is the solution to this equation? 3x - 7 + 4x = 28 O A. x = 35 O B. x = 21 O c. x = 5 O D. x = 3

Solve the system of equations below by graphing both equations with a pencil and paper. What is the solution? y=x-1 y=1/2x+1 A. (-4,-3) B. (4,3) C. (2,1) D. (-2,0)

Jordan made 3 cups of lemonade to sell at the dock street school back sale. She divided the lemonade into 2-ounces container. How many full containers were packaged for the sale?

A motorboat takes 5 hours to travel 100 kilometers going upstream. The return trip takes 2 hours going downstream. What is the rate of the boat in still water and what is the rate of the current?

the county requires 2 teachers for every 45 students. Write a proportion that gives the number t of teachers needed for 315 students.

Solve inequality. Solve for x. Write the solution in interval notation. |x - 2| = 3

The archaeologist plans to count the number x of emissions in a 25 minute interval.

Amy ate 2 1/2 cookies after lunch and 1 2/5 cookies after dinner. How many cookies did she eat altogether