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Furkat [3]
3 years ago
13

Solve the system using elimination (4x-7y=3 x-7y= -15)

Mathematics
1 answer:
son4ous [18]3 years ago
8 0
The answer is C.) (6,3)
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The following are the temperatures of 10 days in winter in °C.
laila [671]

Answer:

0.9

Step-by-step explanation:

To find the mean temperature, we have to add all of the numbers together and divide that by the amount of numbers there are.

6 + 5 + 3 + -4 + 3 + -3 + 2 + -1 + -2 + 0 = 9

There are 10 numbers.

Our mean, or average, would be 9 / 10 = 0.9

6 0
3 years ago
A total of 258 tickets were sold for the school play. They were either adult tickets or student tickets. The number of student t
blondinia [14]
There are 86 adult tickets were sold

5 0
3 years ago
Swimming Pool On a certain hot summer's day, 236 people used the public swimming pool. The daily prices are $1.50 for children a
forsale [732]

Answer:

Step-by-step explanation:

a+c=236\\ \\ a=236-c\\ \\ 1.5c+2.5a=525\\ \\ 1.5c+2.5(236-c)=525\\ \\ 1.5c-2.5c+590=525\\ \\ -c=-65\\ \\ c=65\\ \\ a=236-65\\ \\ a=171\\ \\ \text{So there were 171 adults and 65 children at the pool that day.}

7 0
3 years ago
Please give me the awnser I will brainlist
Mrrafil [7]

Answer:

sum of two even numbers will always be even. conjecture just means to make a generalization based on patterns

8 0
3 years ago
+5+6 9+10- 6+2 9-7 3-5 18-12​
DENIUS [597]

Answer:-496

Step-by-step explanation:

5+69+10−6+29−73−518−12

=74+10−6+29−73−518−12

=84−6+29−73−518−12

=78+29−73−518−12

=107−73−518−12

=34−518−12

=−484−12

=−496

6 0
3 years ago
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