Write the equation of the line given the slope and the y intercept:

1). slope: -2; y intercept: (0,2)
2) slope: 1/2; y intercept: (0,-4)
3). slope: -1; y intercept: . (0, 1/2)
4) slope: 3/4; y intercept: (0,-5)
5) slope: 5; y intercept: . (0,1)
6). slope: -2/5; y intercept: (0,-2)

What is the y-intercept of the line given by the equation

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.