The weight of 3 apples + the weight of 5 pears + the weight of 9 peaches = 5550 grams, the weight of 3 apples + the weight of 5 pears + the weight of 12 peaches = 6000 grams, how much does a peach weigh in grams?
3个苹果重﹢5个梨子重﹢9个桃子重=5550克，3个苹果重﹢5个梨子重﹢12个桃子重=6000克，1个桃子重多少克．
<gadget id="calculator">450 / 3</gadget>
<output>150</output>

<result>150</result>