One of two number is thrice the other. The sum of the number is 28. Find the number
Answers
Answered by
29
Answer:
Let the number be x,y
Sum x+y=28
One number thrice of other
x=3x
x-3x=0
x+y=28 to make similar multiply by to in 1st equation
3x+3y=84
x-3x=0
4x=84
x=21
x+y=28
21+y=28
y=28–21=7
Verification
x+y=28
21+7=28
28=28
L.H.S=R.H.S
Ans The numbers 7 and 21
Answered by
0
Answer:
7 and 21
Step-by-step explanation:
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