The two digit number is four times the sum of the digits .it is also equal to three times the product of digit .find the number
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Answer:
number=10x+y
where x= tens digit, y= units digit
10x+y=4(x+y)
10x+y=4x+4y
10x-4x-4y+y=0
6x-3y=0
2x-y=0
y=2x
10x+y=3xy
10x+2x=3x(2x)
12x=6x²
6x(2)=6x(x)
2=x
y=2×2
y=4
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