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Norma-Jean [14]
3 years ago
7

I will mark as brainliest

Mathematics
1 answer:
Veronika [31]3 years ago
4 0
The answer is the third one so yeah bye djdjdhdhdd
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Bantu jawab ya guy's ​
AlekseyPX
Hey, i dont know what bantu jawab ya guys mean
6 0
2 years ago
100 POINTS!!! PLEASE SHOW YOUR WORK. I WANT TO UNDERSTAND IT
Paraphin [41]

Answer:

100 POINTS!!! PLEASE SHOW YOUR WORK. I WANT TO UNDERSTAND IT

5 QUESTIONS

1) Pedro wants to make a 35% sugar solution. He has 3 ounces of a 56% sugar. How many ounces of a 14% sugar solution must he add to this to create the desired mixture?

2) Xavier wants to make 10 gallons of a 42% saline solution by mixing together a 50% saline solution and a 10% saline solution. How much of each solution must he use?

3) A passenger on a plane made a trip to Portland and back/ The plane took the same route coming back. On the trip there it flew 210 kilometers per hour and on the return trip it went 280 kilometers per hour. If the total trip took 5 hours, how long did the trip take coming back?

4) Amanda and Alexis live 4 miles apart. They decide to start walking toward each other's houses at the same time. Amanda walks at a rate of 3.5 miles per hour and Alexis walks at a rate of 4 miles per hour. How long will it take for them to meet?

5) Working alone, Juan can harvest a field in 13 hours. Shayna can harvest the same field in 14 hours. Find how long it would take them if they worked together.

8 0
2 years ago
-9x - x - 7x² - 6x² + 8 +6<br><br><br><br> Help please
hammer [34]

Answer:

\boxed{ \bold{ \huge{ { \sf{ - 13 {x}^{2}  - 10x + 14}}}}}

Step-by-step explanation:

\sf{ - 9x - x - 7 {x}^{2}  - 6 {x}^{2}  + 8 + 6}

Collect like terms

⇒\sf{ - 7 {x}^{2}  - 6 {x}^{2}  - 9x - x + 8 + 6}

⇒\sf{ - 13 {x}^{2}  - 10x + 8 + 6}

Add the numbers

⇒\sf{ - 13 {x}^{2}  - 10x + 14}

Hope I helped!

Best regards!!

3 0
3 years ago
Read 2 more answers
What is the value of "X"?
MrMuchimi

Answer:

6

Step-by-step explanation:

All triangles equal 180 degrees to this is what I did:

8x + 2 + 70 + 60 = 180

8x + 2 + 130 = 180

8x + 132 = 180

subtract 132 from each side

8x = 48

now divide each side by 8 to isolate the x

x = 6.

3 0
2 years ago
What is 11 hours and 55 minutes after 2:10
vekshin1
10+55= 05 Carry the 1 so 11+2+1= 14= 2
So your answer is 2:05. If you were doing am, it would be 205 pm and vice versa
4 0
3 years ago
Read 2 more answers
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