SOLUTION: 4 years ago jill was 12 times as old as her youngest brother. four years hence , 4 times Jill's age will be equal to 14 times that of her brother. then find the ratio of jill and

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Question 1188048: 4 years ago jill was 12 times as old as her youngest brother. four years hence , 4 times Jill's age will be equal to 14 times that of her brother. then find the ratio of jill and her brother's present ages
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
system%28j-4=12%28b-4%29%2C4%28j%2B4%29=14%28b%2B4%29%29

system%28j-4=12b-48%2C2%28j%2B4%29=7%28b%2B4%29%29
system%28j=12b-44%2C2j%2B8=7b%2B28%29
2j-7b=20
2%2812b-44%29-7=20
24b-88-7=20
24b=20%2B88%2B7
24b=115-----------------not whole number; look for any mistakes; recheck problem description.