4. Solve the system using substitution. x + 2y = -1
y = -3x - 8
A. (-3, 1)
B. (-3,-1)
C. (2,-2)
(-3,-17)

Cameron made 1 loaf of bread. his family ate 4/6 of the loaf of bread. how much of the loaf of bread remains? /

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?

Collin did the work to see if 10 is a solution to the equation r/4=2.4