A road has been built for 320 meters, and the unrepaired one is 47 meters less than three times the repaired one. How many meters is this road?
修一条路，已经修了320米，没修的比修的3倍少47米，这条路有多少米？
<gadget id="calculator">320 * 3</gadget>
<output>960</output>

<gadget id="calculator">960 - 47</gadget>
<output>913</output>

<gadget id="calculator">913 + 320</gadget>
<output>1_233</output>

<result>1_233</result>