unit 7
(-3,6)
-4x+y=6 -5x-y=21
(-37,-188)
-5x+y=-3 3x-8y=24
(-3,-2)
-8x+7y=10 9y=-18
(7,-1)
4x+8y=20 -4x+2y=-30
(3,6)
5x-2y=3 y=2x
(-7,2)
6x+9y=-24 3y=6
y=40 x=20
A snack bar sells two sizes of snack packs. a large snack pack is $5, and a small snack pack is $3. in one day, the snack bar sold 60 snack packs for a total of $220. How many small snack packs did the snack bar sell?
(6,8)
Y-2x=-4 Y=x+2
No solution
Y=6-2x Y=-2x+3
values 3.4 & -1.4 you put the vaules given into Y= and 2nd trace and find the intercetion of both points and write x and y but X is your answer
consider the two functions f(x) and g(x) below. what are the values of X makes f(x)= g(x) f(x)= X^2 g(x)= 2x+5
(-1,0)
x=2y-1 3x-2y=-3
(5,0)
x=5 2x+y=10
(-1,5)
y=6x+11 2y-4x=14
y=1 x=5
you pay $22 to rent 6 video games. the store charges $4 for new games and $2 for older games. how many new games did you rent?