Sean x, y enteros positivos tales que x/43−y/47=1/2021 ¿Cuál es el valor mínimo de x+y?

Asmall foreign car gete 42 miles per gallon and user 35 gallons on a trip.gasoline costs $1.05 per gallon.what was the cost of gasoline per mile driver?

Find the greatest common factor of the polynomial: 10x^5+15x^4-25x^3 10x^5 x^3 5x^3 5

Can someone me i’m confused. will give brainliest and a whole bunch of points