Jack’s school is 20 miles from his house. He has already traveled 13 miles. If d represents the distance he still needs to travel to reach his school, write an equation to represent this situation. Then use this equation to find the distance Jack still needs to travel to reach his destination.

20 - 13 = D or 13 + D = 20

Step-by-step explanation:

The words in the word problems give hints on how to write this equation with an unknown number. Like "...already traveled 13 miles." I honestly do not know how to explain it better but I hope this helps

pakistan's principal natural resources are arable land and water. about 25% of pakistan's agriculture accounts for about 21% [1] of gdp and employs about 43% of the labour force. in pakistan, the most agricultural province is punjab where wheat and cotton are the most grown.