X1,y1 = (-4,-2), x2, y2 = (9-2,-4)
could you check if 9-2 is actually correct, just I never seen it before
The answer is B since he bought 4 in all it is x+y =4 . x=dvd y= blue ray discs .
so 2x + 5y =11
2x since dvds are $2
5y since blue ray discs are $5
11 since that’s the total
Answer:
400×W+50×A=?
Step-by-step explanation:
since it's 400 a week then you need to take into account the weeks worked. Then since it's 50 per an appliance you need to multiply by the number sold.
Answer:
8. 24.5
9. 29.6
Step-by-step explanation:
Step-by-step explanation:
If two quantities A and B are proportional, then:
B = kA
where k is a constant.
We can check if these are proportional by seeing if the ratio between A and B is the same at each point:
B/A = k
92/35 = 2.629
80/23 = 3.478
The ratios aren't the same, the relationship is not proportional.
