Answer:
.
Step-by-step explanation:
If two equations
and
has infinitely many solutions, then
The given equations are
It is given that the above system of equations has infinitely many solutions. So,
Now,
and
and
and
So, a=1.5 and b=2.
Now,
Therefore,
.
Answer:
762 raffle tickets
Step-by-step explanation:
16×9.32= 149.12
34×9.32= 316.88
3×9.32= 27.96
4×9.32= 37.28
add them all up= 531.24
531.24-150=381.24
381.24÷.50=762.48
answer: 762 raffle tickets
2:3
6 ÷ 2 = $3 (cost of 1 pack of butter cookies)
3 x 3 = 9 (cost of 3 packs of butter cookies)
17 - 9 = 8 (cost of 4 packs of chocolate cookies)
8 ÷ 4 = 2 (cost of one pack of chocolate cookies)
Answer:
7.5 ab and cd
4 bd and ac
Step-by-step explanation: