In the orchard, the number of plum trees is 5 times that of peach trees, and the number of loquat trees is 3 times that of peach trees. There are 210 more plum trees than loquat trees. How many peach trees are there? (solution by equation)
果园里，李树的棵数是桃树的5倍，枇杷树的棵数是桃树的3倍．李树比枇杷树多210棵，桃树有多少棵？(用方程解)
<gadget id="calculator">5 - 3</gadget>
<output>2</output>

<gadget id="calculator">210 / 2</gadget>
<output>105</output>

<result>105</result>