Ask question

Ask question

All categories

3 years ago

11

Please help I don't know what to do for number 40

1 answer:

valina [46]3 years ago

8 0

X - tickets for adults
y - for students

$6x+4.5y=1155\\
x+y=240\\\\
6x+4.5y=1155\\
-4.5x-4.5y=-1080\\
----------\\
1.5x=75\\
x=50\\\\
50+y=240\\
y=190$

You might be interested in

|2n+5|>/9 solve for n?

levacccp [35]

$|2n+5|\geq9\iff2n+5\geq9\ or\ 2n+5\leq-9\ \ \ |subtract\ 5\ from\ both\ sides\\\\2n\geq4\ or\ 2n\leq-14\ \ \ \ \ |divide\ both\ sides\ by\ 2\\\\\boxed{n\geq2\ or\ n\leq-7}\\\\Answer:\boxed{\boxed{n\in(-\infty;-7]\ \cup\ [2;\ \infty)}}$

5 0

3 years ago

Read 2 more answers

Louis can buy 6 yards of canvas at a total cost of $15.How much would it cost Louis to buy 10 yards at the same price per yard

zimovet [89]

$25 for 10 yards ......

7 0

3 years ago

3) Jack has $400 and is going to start saving $30 per week. Sally has $225 and is going to start saving $55 per

Gre4nikov [31]

It will take 7 weeks and both will have $610

30x7=210+400=610
55x7=385+225=610

8 0

3 years ago

HEEEEELP ASAP!!!!! I need this to graduate!!!!!!!

yanalaym [24]

The answer is $y=\frac{2}{3} x+7$

4 0

3 years ago

Read 2 more answers

Can someone help me with this?

KatRina [158]

Answer:

Step-by-step explanation:

If you write 1 instead of y, x would be 5/8 so ratio is 1/5:8=8/5

7 0

3 years ago