Question

Help five questiosn please!!! Fan and medal please!!!

Answer 1

What is the slope and y-intercept of this line?

y = –3x + 9



A.


slope: 1, y-intercept: –3


B.


slope: –3, y-intercept: 9


C.


slope: 9, y-intercept: –3


D.


slope: 3, y-intercept: –9

Answer 2

B

Answer 3

The y-intercept is the value of y at x=0

The slope is how many units of x you have to go to increase y by 1

Answer 4

What is the slope and y-intercept of this line?

y = x – 3



A.


slope: –3, y-intercept: 1


B.


slope: 1, y-intercept: –3


C.


slope: 3, y-intercept: –1


D.


slope: –1, y-intercept: –3

Answer 5

B

Answer 6

Marco is selling floral arrangements. Each arrangement uses 1 vase and 11 orchids. Each vase costs Marco $4.00. Let C be the total cost of the arrangement and r be the cost of 1 orchid. Which equation should Marco use to find the total cost of each arrangement?



A.


11 = C +4r


B.


11C = r + 4


C.


C = 4r + 1


D.


C = 11r + 4

Answer 7

please hlpe

Answer 8

Total cost = 1*cost of vase + 11*cost of orchide