This is the ans plus u can use maths from Microsoft app for these type of questions
Answer: 100 miles
Step-by-step explanation:
300+3x=500+1x
subtract 1 from both sides
300+2x=500
subtract 300 from both sides
2x=200
divide 2
x=100
3 tents 0.003 3 tines 100 3times 1000