Dawei's house is on the east side of the school, and Xiaohong's house is on the west side of the school. The distance between the two is 1420 meters. When going to school, Dawei walked 75 meters per minute, and Xiaohong walked 65 meters per minute. If Dawei goes to school 4 minutes earlier than Xiaohong, both of them can arrive at school at the same time. Please answer: How many meters is Dawei's home from the school?
大伟家在学校东边，小红家在学校西边，两家相距1420米．上学时，大伟每分钟走75米，小红每分钟走65米．如果大伟比小红提前4分钟上学，两人就可以同时到校．请回答：大伟家离学校有多少米．
<gadget id="calculator">75 * 4</gadget>
<output>300</output>

<gadget id="calculator">1_420 - 300</gadget>
<output>1_120</output>

<gadget id="calculator">75 + 65</gadget>
<output>140</output>

<gadget id="calculator">1_120 / 140</gadget>
<output>8</output>

<gadget id="calculator">8 + 4</gadget>
<output>12</output>

<gadget id="calculator">75 * 12</gadget>
<output>900</output>

<result>900</result>