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adoni [48]
3 years ago
5

Evaluate the expression for x=1 and y=9 3x+y=

Mathematics
2 answers:
monitta3 years ago
8 0
3+9 = 12…………………………gdss goodnigh
sergejj [24]3 years ago
4 0

Answer:

12

Step-by-step explanation:

x = 1 and y = 9 so 3x1 + 9 = 12 as 3 x 1 is 3 and adding 9 to it will give 12

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Find parametric equations for the line through the point (0, 2, 2) that is parallel to the plane x + y + z = 4 and perpendicular
Oxana [17]

Answer: X = 3t, Y =2 - t, Z =2

Step-by-step explanation: the plane

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M =<1,1,1> and the line

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v =<1, −1, 2>. So the vector

A= n × v

=<1, 1, 1> × <1, −1, 2>

=<2−(−1),1−2,−1−1>

=<3,−1,−2>

5 0
4 years ago
You can buy 5 cans for greens beans at the village market for $2.00.
Maslowich

Answer: whats the question here?

8 0
4 years ago
Choose all of the following scenarios below that contain biased samples.
Korvikt [17]

Answer:

1 and 3 are biased

Step-by-step explanation:

A biased sample is ond where all individuals were not given equal likelihood of being selected.

Number 1;

Picking students from the cafeteria would lead to sampling bias because not every student from the school eats from the cafeteria. Those she selected can not be used to account for the whole school. Those that use the cafeteria are only a representation of the whole school and not the entire school.

For number 3:

Paul is interested in finding the mean number of cloth shoppers In a mall and is only collecting data from one clothing store without considering other stores in the mall.

7 0
3 years ago
Read 2 more answers
I’ll mark brainliest
Naddik [55]

Answer:

A

Step-by-step explanation:

ok so pretend the 2.00 was just 2 so whats 8 divided by 2? 4 right so if we test that witht he other problems its the same so its A

Hope this helps!!!!     :D

4 0
3 years ago
At a football stadium, 10% of the fans in attendance were teenagers. If there were 30 teenagers at the football stadium, what wa
JulijaS [17]

Answer:

i believe the answer to this is a total of 300 people because you multiply the ten percent into the 30 people which factors out some numerical values, so then your answer as i just said is 300 people in total attended the game.

Step-by-step explanation:

8 0
3 years ago
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