SOLUTION: [ elizabeth had three times as many as stamps as jessica. after elizabeth gave 30 stamps to her friend, jessica would have 0.75 as many stamps as elizabeth. how many stamps did the

Question 819747: [ elizabeth had three times as many as stamps as jessica. after elizabeth gave 30 stamps to her friend, jessica would have 0.75 as many stamps as elizabeth. how many stamps did they have altogether? ]
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
e = 3j
j = 0.75(e - 30)
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j = 0.75e - 22.5
j = 0.75(3j) - 22.5
j = 2.25j - 22.5
1.25j = 22.5
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j = 18
e = 54
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