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Rasek [7]
3 years ago
13

Amelia bought a violin that was on sale for 15% off. If the original price was

Mathematics
1 answer:
anyanavicka [17]3 years ago
6 0
It’s 187 because 220-15%=187 gbbnbvvhjnn
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1.) 2x +y = 3
Vika [28.1K]
Okay I don’t think I have to do it anymore I
3 0
3 years ago
Zac bought a board game that includes 30 blue game pieces and 40 green game pieces what is the ratio of blue game pieces to gree
miss Akunina [59]

Answer:    3:4

Step-by-step explanation:

If you divide both 30 and 40 by 10 you get 3 and 4

Since it says blue:green the answer is 3:4

4 0
3 years ago
What is the rule of a function of the form f(t)= a sin (bt+c) +d whose graph appears to be identical to the given graph?
olasank [31]

Answer:

Option A.

f(x) = -4*sin((1/3)*t + (π/6))  + 3

Step-by-step explanation:

We can easily solve this problem by using a graphing calculator or plotting tool.

The function is

f(t) = a*sin (b*t +c) + d

Please, see attached picture below.

By looking at the picture with all the possible cases, we can tell that the correct option is A.

The function has a period of T = 6π

Max . Amplitude = 7

Min . Amplitude = -1

7 0
3 years ago
Read 2 more answers
I just started school and they hit my with this. -6s=35<br> Can someone help?
mihalych1998 [28]

Answer:

s = -35/6

Step-by-step explanation:

Let's evaluate your equation:

-6s = 35          <---- In order to evaluate this equation we must divide.

--------------

-6      -6

s = -35/6  <--- Final answer :D

I hope this helps :)

7 0
2 years ago
Read 2 more answers
A regression-based forecast has yielded a coefficient of correlation (r) equal to 0.754. What is the coefficient of determinatio
Andreyy89

Answer:

0.568516

Step-by-step explanation:

To find the the Coefficient of determination you simply square r.

Just make sure you have the original r value and not the rounded value.

0.754^2 = 0.568516

and then depending on how many decimals you need to round to...

6 0
3 years ago
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