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FinnZ [79.3K]
2 years ago
6

Before beginning voice lessons, Katie already knew how to sing 7 pieces, and she expects to

Mathematics
1 answer:
Nuetrik [128]2 years ago
8 0

Thanks for asking your question!

Have more questions? Just ask!

Answer:

<u>7y +2x</u>

Let x = the number of weeks

Hope this helps!

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Consider the diagram below.<br> 42°<br> 18<br> y<br> Find x. Round to the nearest whole number!
OleMash [197]

Answer:

step by step Explanation:

Since this is a right triangle,

We can find the length b by using the Pythagoras theorem

a2+b2=c2

Plugin the values

→22+b2=62

→4+b2=36

→b2=32

Take the square root of both sides

→√b2=√32

→b=√16⋅2

⇒b=4√2

8 0
2 years ago
What are the answers?
const2013 [10]

Answer:

Circle = 7

Pentagon = 8

Square = 12

Square + Square + Square = 36

Step-by-step explanation:

Since you know the circle is 7, the square plus the pentagon must be 20. That means the pentagon in the third equation is 8. This means the square is 12.

So, 12 + 12 + 12 = 36.

3 0
3 years ago
Read 2 more answers
A pack of paper costs $3.75 including tax. Mr. Cooper wants to purchase packs of paper for his class and has a $20 budget. Write
Anastaziya [24]
The answer is a because it’s showing that he spends 3.75$ on each sheet of paper and x represents how many he can buy. It also shows that it can be less or equal to 20$
7 0
2 years ago
The set of ordered pairs (1, 7), (3, 8), (3, 6), (6, 5), (2, 11), (1, 4) represents a relation. Is the relation a function?
Vladimir [108]

Answer:

Step-by-step explanation:

This relation is not a function because the x value repeats. (3,8) and (3,6)

If you plot these points, they won't past the vertical line test

8 0
3 years ago
A(3-x)=-2x+B if x=2 How do I find A and B what are the answers
irina1246 [14]

Answer:

A=5,B=9\\\\or\ A=-9,B=-5

Step-by-step explanation:

A(3-x)=-2x+B\\\\Given\ x=2\\\\Substitute\ the\ value\ of\ x\\\\A(3-2)=-2\times 2+B\\\\A=-4+B\\\\A=B-4\\\\So\ the\ value\ of\ A\ is\ 4\ less\ than\ the\ value\ of\ B.\\\\When\ B=9\Rightarrow A=9-4=5\\\\When\ B=-5\Rightarrow B=-5-4=-9\\\\Hence\ A=5,B=9\\\\or\ A=-9,B=-5

4 0
3 years ago
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