Question 383844
Diane is 3 times as old as sydney and Josh is 16 years younger than Diane. One year ago, Diane was twice the sum of syndent and Josh age. Find their present ages.
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let Sydney be x years old
Diana = 3x
Josh = 3x-16
..
1 year ago
sydney = x-1
Diana = 3x-1
Josh = 3x-16-1= 3x-17
..
3x-1= 2(x-1+3x-17)
3x-1=2(4x-18)
3x-1= 8x-36
8x-3x=36-1
5x=30
/5
x= 6 ... Sydney's age.
Diana = 18
Josh=38
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