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Jlenok [28]
2 years ago
11

Please help please please please

Mathematics
1 answer:
lisov135 [29]2 years ago
8 0
QRD+DRS=QRS
112x+56=167x+1
167x-112x=56-1
55x=55
x=55/55
x=1
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a movie theater charges $8 for adults and $5 for children. If there were 40 people altogether and theater collected $272
Veseljchak [2.6K]

Answer: You can put this solution on YOUR website!

let's call the number of adults a and the number of children c.

so the total adults plus the total children equals 40 or a+c=40 or c=40-a

also we know that 8a+5c=272

substituting c's value in the 1st equation into the 2nd equation we get

8a+5(40-a)=272---->lets distribute that left side---->8a+200-5a=272

now let's combine like terms on either side of the equals sign.

3a=72 a=24

so we have highlight%2824-adults%29

and c=40-a(24)=highlight%2816-children%29

4 0
3 years ago
This is the question:
MrRissso [65]

Answer:

A)

y =  \frac{10}{3}x

B) 240 pages

Step-by-step explanation:

From the table, he can read 20 pages in 6 minutes and 15 paged in 50 minutes.

The unit rate can be found using

m =  \frac{change \: in \: y}{change \: in \: x}

m =  \frac{50 - 20}{15 - 6}

m =  \frac{30}{9}  =  \frac{10}{3}

Using the point (6,20) and the unit rate we can find the equation using

y-y_1=m(x-x_1)

y - 20 =  \frac{10}{3}(x - 6)

y=\frac{10}{3}x - 20 + 20

y =  \frac{10}{3}x

B) When x=72 minutes we substitute

y =  \frac{10}{3} \times 72

y = 10 \times 24 = 240

8 0
4 years ago
PLEASE HELP!!!!
stira [4]
"The total number of stamps is 35" is the statement among the following choices given in the question that is correct. The correct option among all the options that are given in the question is the third option or the penultimate option. I hope that this is the answer that has actually come to your great help.
7 0
4 years ago
Read 2 more answers
What is the slope of a line that passes thru -14,13) and 7,0)
Archy [21]
0-13/(7+14)= -13/21. is the slope
4 0
4 years ago
Tatiana and her family are driving to
Murrr4er [49]

Answer: 476

Step-by-step explanation:

204 miles/3 hours = 68 miles

68 miles x 7 hours = 476 miles

4 0
3 years ago
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