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strojnjashka [21]
3 years ago
13

Please Help Me On These Questions!!!!!! I need Help!!!!!

Mathematics
1 answer:
melisa1 [442]3 years ago
4 0
1. This is one confusing question... But here is what I did
x = 2y + 1
y = 3y^{2} + 2x

So plug in Y to solve for X
x = 2 (3y^{2} + 2x) + 1
x = -2y^{2} - \frac{1}{3}
Not sure if that's completely correct, but I'm positive I didn't make any mistakes...


5. You have to find the multiples of 60 so...

1 60
2 30
3 20
4 15
<span>5 12  <---

7 = 12 - 5</span>
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Complete the equation of the line through (6,-6)and (8,8)
liberstina [14]

Answer:

vdxfvxdvd fdxbvdfbdf geg dgb v b b begw

Step-by-step explanation:

7 0
3 years ago
Hey! please help me posted picture of question:)
Ilia_Sergeevich [38]
The answer is a and c

Hope this helps.
6 0
4 years ago
Mr.Ward runs a lot. He ran 45 minutes each day, 5 days each week , for 16 weeks . In that time, he ran 450 miles. What was his a
Savatey [412]

Answer:

7.5 miles per hour.

Step-by-step explanation:

We have been given that Mr. Ward runs a lot. He ran 45 minutes each day, 5 days each week, for 16 weeks.

First of all, we will find time for that Mr. Ward ran in 16 weeks.

We will multiply 5 by 16 to find number of days for that Mr. Ward ran and then we will multiply the result by 45 minutes to find the time.

\text{Time for that Mr. Ward ran in 16 weeks}=16\times 5\times 45\text{ minutes}

\text{Time for that Mr. Ward ran in 16 weeks}=3600\text{ minutes}

Now, we will divide 3600 minutes by 60 minutes to convert time into hours as:

\text{Hours}=\frac{3600}{60}=60

Now, we will divide 450 miles by 60 hours to find Mr. Ward's average speed as:

\text{Mr. Ward's average speed}=\frac{450\text{ miles}}{\text{60 hours}}

\text{Mr. Ward's average speed}=\frac{7.5\text{ miles}}{\text{ Hour}}

Therefore, Mr. Ward's average speed in 7.5 miles per hour.

7 0
3 years ago
Solve for x: <br> (125^2x)(5x) = 25^3
olga nikolaevna [1]
(125^2x)(5x) = 25^3
(15625x)(5x)=15625
<span>78125x=15625
</span>x=5

Hope I helped ;D
6 0
3 years ago
Answer this question plz
Elza [17]

Answer:

i) 9xy

ii) 75

Step-by-step explanation:

i) add those factor

ii) get that factor

hope it helps

please mark as barinliest

Thankyou.. :)

6 0
3 years ago
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