Xiaohong and Xiaoqiang start from their respective homes at the same time and walk toward each other. Xiaohong travels 52 meters per minute, and Xiaoqiang travels 70 meters per minute. The two meet at point A on the way. If Xiaohong starts 4 minutes earlier, but the speed remains the same, But Xiaoqiang walks 20 meters more per minute than before, and the two meet at point A. How many meters is the distance from Xiaohong's house to Xiaoqiang's house?
小红，小强同时从各自家里出发，相向而行，小红每分钟行52米，小强每分钟行70米，二人在途中A处相遇，如小红提前4分钟出发，但速度不变，而小强每分钟比原来多行20米，两人扔在A处相遇，小红家到小强家的路程是多少米．
<gadget id="calculator">52 + 70</gadget>
<output>122</output>

<gadget id="calculator">70 + 20</gadget>
<output>90</output>

<gadget id="calculator">4 / 20</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">90 * (1/5)</gadget>
<output>18</output>

<gadget id="calculator">122 * 18</gadget>
<output>2_196</output>

<result>2_196</result>