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ranaaf
10.10.2020 •
Mathematics
WORK NEEDS TO BE SHOWN Translate the following "11 less than the quotient of a number, n, and 5 is 9." Then find the value of n.
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Ответ:
n = 100
Step-by-step explanation:
add 11 to both sides of equation
multiply 5 to both sides of equation
n = 100
Ответ:
X= number of student tickets
Y= number of on student tickets
x+y=311
0.50x + 1.50y = 385.50
Solve x in 1st equation
X+y=311
X= -y + 311
Now substitute x into second equation to solve for y
0.50(-y+311)+ 1.50y = 385.50
-0.50y+311.50+1.50y=385.50
Y+311.50=385.50
Y= 385.50-311.50
Y= 74
Now substitute y answer to first equation to find x
X+y=311
X+ 74=311
X= 311-74
X= 237
So 237 students tickets and 74 non students tickets