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weqwewe [10]
3 years ago
10

HELP!! I need help with these two plz!!

Mathematics
1 answer:
mart [117]3 years ago
3 0
Hope this helps! let me know if you need any further assistance!

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Subtract 2xy from 6xy<br>​
dmitriy555 [2]

Answer:

4xy

Step-by-step explanation:

We need to subtract 2xy from 6xy, So that is,

=> 6xy - 2xy

=> 4xy

6 0
2 years ago
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A student answers 160 of 200 questions on an exam correctly. What percent of the questions did he answer correctly?
Alexandra [31]

Dive correct answers by total questions:

160/200 = 0.80

Multiply by 100 to get percent:

0.80 x 100 = 80%

5 0
3 years ago
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2. Find the surface area of the solid
PolarNik [594]

Answer:

C. SA = 148.8 ft

Step-by-step explanation:

3.1×8×6= 148.8

4 0
3 years ago
*repost since nobody answered* how would i answer this?
pshichka [43]

Answer:

b is not a function

Step-by-step explanation:

To be a function there must be a one to one correspondence.

Each x must only go to one y

b has an x that goes to two different y's

1 goes to 5 and 13.  That makes it a relation not a function

7 0
3 years ago
If (-2, y) lles on the graph of y = 3^x, then y =
sweet [91]
<h3>Answer:</h3>

\frac{1}{9}

<h3>Step-by-step explanation:</h3>

We know that x=-2, so substitute that into the equation. y=3^{-2}

With negative powers, instead of making the result negative, you divide one by it.  Mathematically speaking, x^{-y}=\frac{1}{x^y}.  This makes our equation: y=\frac{1}{3^2}

Finally, simplify the exponent. y=\frac{1}{9}

8 0
3 years ago
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