What is the constant variation of k, of the direct variation, y=kx, through (5,8)

Lee has 3 children, the oldest is twice as old as the oungest, the middle is 5 years older than the youngest, the sum of the childrens agre is 57, how old is eaach child

24+0.44x=19+1.69x Can someone answer this real quick

Mr. Thomsen is buying two types of gift cards to give as prizes to employees at a company meeting. He will bu restaurant gift cards that each cost $50.

Laura, Chau, and Jose sent a total of 152 text messages. Jose sent 4 times as many messages as Laura. Laura sent 8 fewer than Chau. How many messages did they each send?

Convert 18.31 meters to centimeters

Max made a regular pentagon that had a perimeter of 1.25 meters. How long is each side length of Max's pentagon? 25 m 0.25 m 6.25 m a 7.5 m

At a large conference of teachers from a variety of subjects, a random sample of 50 mathematics teachers attending the conference was selected. Among the selected mathematics teachers, 28 percent had taken one or more courses in statistics.

The Cunningham family went to a dinner at Pasta Palace. Mr Cunningham ordered a meal for &7.50; Mrs. C ordered a meal for $6.25; the 2 children ordered individual pizzas for $4.99 each. The sales tax rate was 7.

What is 2log7-2r=0? the 7 is small.

Which expression represents the number of stamps Debbie has collected? Debbie has 53 stamps in her collection but buys some more. 53 + s s - 53 53 - s 53 + 6