问题
解答题
李明到书店买了4本连环画和3本故事书，一共付了29.7元，连环画每本4.8元，故事书每本多少元？（用方程解答）
答案
设故事书每本x元，
4.8×4+3x=29.7
19.2+3x=29.7
3x=10.5
x=3.5，
答：故事书每本3.5元．
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李明到书店买了4本连环画和3本故事书，一共付了29.7元，连环画每本4.8元，故事书每本多少元？（用方程解答）
设故事书每本x元，
4.8×4+3x=29.7
19.2+3x=29.7
3x=10.5
x=3.5，
答：故事书每本3.5元．
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