SOLUTION: The sum of two numbers is 22.The sum of three quarter of one of the number and one fifth of the other number is 11.Find the number.The topic is Problems Involving
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Question 991506: The sum of two numbers is 22.The sum of three quarter of one of the number and one fifth of the other number is 11.Find the number.The topic is Problems Involving Answer by macston(5194) (Show Source):
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x and y are the two numbers
.
x+y=22
x=22-y
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(3/4)x+(1/5)y=11
(3/4)(22-y)+(1/5)y=11
16.5-0.75y+0.2y=11
-0.55y=-5.5
y=10
.
x=22-y=22-10=12
ANSWER: The numbers are 10 and 12.
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(3/4)x+(1/5)y=11
(3/4)12+(1/5)10=11
9+2=11
11=11
