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Rom4ik [11]
2 years ago
7

PHOTO ATTACHED PLEASEEEE HELPPPP!!!!!!!!!!

Mathematics
1 answer:
Thepotemich [5.8K]2 years ago
6 0

Answer:

15x^2-3x-1

Step-by-step explanation:

All we have to do is collect like terms and calculate! Hope this helps!

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Simplify 2- 5/8 and -2 3/5 A. -6 33/40 B. 4- 3/8 C. 4 3/8 d. 6 33/40
worty [1.4K]

Answer:

Step-by-step explanation:

Convert mixed fraction to improper fraction.

-2\dfrac{5}{8}*(-2\dfrac{3}{5})=\dfrac{-21}{8}*\dfrac{-13}{5}\\

                    =\dfrac{(-21)*(-13)}{8*5}\\\\\\=\dfrac{273}{40}\\\\=6\dfrac{33}{40}

4 0
2 years ago
Can anyone give me the answer to -4/9 = 7/x
Savatey [412]

Answer:

63/4

Step-by-step explanation:

i think

5 0
3 years ago
Read 2 more answers
Evaluate: 8×6+(12-4)÷2
Umnica [9.8K]

Answer:

52

Step-by-step explanation:

If it's a math problem like that just google it hope this helped!

7 0
3 years ago
Kevin has $25. MP3 downloads cost $0.75 each. How many songs can he download and still have $13 left to spend? Write an inequali
vlada-n [284]
Hi there!

Inequality:
25 - 0.75x <= 13

Since x is the amount of MP3 downloads he can buy and each CD costs 0.75 dollars, and since the total price spent needs to be less than 13 dollars and the total amount of money he has is 25 dollars, this is the answer.

Hope this helps!
6 0
3 years ago
Read 2 more answers
Find the integrals:<br> ∫1÷(x(㏑x-π)^4)dx
Maru [420]

Answer:

C-\frac{1}{3(lnx- \pi)^3}.

Step-by-step explanation:

\int\ {\frac{1}{x(lnx- \pi)^4} } \, dx=\int\ {\frac{d(lnx- \pi)}{(lnx- \pi)^4}} \, dx=-\frac{1}{3(lnx- \pi)^3} +C.

4 0
2 years ago
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