![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 10.12.2020 01:00, gracianoa
The equations 20x +12y = 140 and 45x +20y = 280 represent the cost for lunch and dinner for a family eating out on vacation. If x is the number of adults and y is the number of children, how many adults are in the family?
![answer](/tpl/images/cats/otvet.png)
Answers: 1
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:00, Kalle91106
Can someone factor this fully? my friend and i have two different answers and i would like to know if either of them is right. you in advance. a^2 - b^2 + 25 + 10a
Answers: 1
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:00, jetblackcap
Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect
Answers: 1
![image](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:00, thelonewolf5020
4. bob solved the inequality problem below incorrectly. explain his error and redo the problem showing the correct answer. â2x + 5 < 17 â2x + 5-5 < 17-5 -2x/-2 < 12/-2 x < -6
Answers: 2
Do you know the correct answer?
The equations 20x +12y = 140 and 45x +20y = 280 represent the cost for lunch and dinner for a family...
Questions in other subjects:
![Konu](/tpl/images/cats/es.png)
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/es.png)
![Konu](/tpl/images/cats/istoriya.png)
History, 14.01.2020 10:31
![Konu](/tpl/images/cats/biologiya.png)
Biology, 14.01.2020 10:31
![Konu](/tpl/images/cats/fizika.png)
![Konu](/tpl/images/cats/biologiya.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 14.01.2020 10:31
![Konu](/tpl/images/cats/biologiya.png)
![Konu](/tpl/images/cats/biologiya.png)
Biology, 14.01.2020 10:31