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postnew [5]
3 years ago
14

Solve the system: 2x + 3y = 14 2x - 3y = -10 I need help

Mathematics
1 answer:
777dan777 [17]3 years ago
6 0

Answer:

x=1, y=4

Step-by-step explanation:

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Which equation represents the situation: The number s of students in the classroom increased by 2 equals 20?
Serga [27]

Answer:

S+2=20

Step-by-step explanation:

S+2=20 is basically putting this entire problem into numbers. Hope this helps

5 0
3 years ago
What is 8/15 as a percent? Please xplain how you did it.
Law Incorporation [45]
It is 53.33 % or 53 1/3% 
<span>[8 out of 15 </span>
<span>=8/15 </span>
<span>=8*100/15 % </span>
<span>=160/3 % (after reducing) </span>
<span>=53.33% or 53 1/3%]</span>


7 0
4 years ago
"Cyber Monday is a huge online shopping day. In 2017, approximately 21% of Cyber Monday shoppers used their mobile device to mak
Svetlanka [38]

Answer:

11.55% probability that the purchase was made with a mobile device and was from Amazon.

Step-by-step explanation:

We have these following probabilities:

21% probability that a Cyber Monday shopper used their mobile device to make a purchase.

55% probability that a purchase made with a mobile device is from Amazon.

What is the probability that the purchase was made with a mobile device and was from Amazon."

55% of 21%

So

P = 0.21*0.55 = 0.1155

11.55% probability that the purchase was made with a mobile device and was from Amazon.

5 0
3 years ago
If u have $5672 and u give away $4523 HOW much do u have left<br><img src="https://tex.z-dn.net/?f=5672%20-%204523" id="TexFormu
BARSIC [14]

Best to write these two figures in a column:


$5672

-$4523

-----------

$ 1149 is the amount you have left.


5 0
3 years ago
Can some one help? I don't really understand this​
Alex Ar [27]

Answer:

4 pull ups and 32 push ups

Step-by-step explanation:


5 0
3 years ago
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