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Ugo [173]
3 years ago
6

Jefferson middle school is selling tickets to a choral performance. On the first day of ticket sells they sold 4 adult tickets a

nd 1 child ticket for a total of 55 dollars on the next day of sales they sold 3 adult ticks and 2 child tickets for a total of 50 dollars find the price of an adult and child ticket
Mathematics
1 answer:
scoundrel [369]3 years ago
6 0

Answer:

Adult is $12 and child is $7

Step-by-step explanation:

Adult=x and Children=y

first day: 4x+1y=55

second: 3x+2y=50

Get one letter the same but opposite

(4x+1y=55) times that by -2

-8x+-2y=110

3x+2y=50

minus all of that u get

-5x=60

divide 60 by 5

x=12

fill in X

3(12)+2y=50

36+2y=50

-36       -36

2y=14

/2    /2

y=7

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Answer:

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Step-by-step explanation:

There are 1265 students in Cypress Middle School. So we already know one part of the equation. 42% of these students are in PE. So we know that 42% of  these 1265 students are in PE. Of these means you probably have to multiply 42% and 1265. 42% = 0.42. So to write an equation we take the 0.42 and 1265 and put it together. Therefore, 0.42 times 1265=x.

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Step-by-step explanation:

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