Apple eater
Algebra
Level
1
Marvin ate thrice as much apples in the afternoon than in the morning. If he ate 28 apples that day, how much apples did he eat in the morning?
The answer is 7.
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1 solution
Let y be the number of apples Marvin ate in the morning. Then in the afternoon he ate 3y apples.
y + 3 y = 2 8
4 y = 2 8
y = 7