Is this a question or a comment? Sorry I'm confuse...
20miles increased by 30%=new mileage added
20x.3= 6
6 miles more than his previous distance so...
6+20= 26
NOTE you can also use 1.3 instead of .3 as the percent to get the answer with out addition.
Answer:
I thinks it's y=3x+5
Step-by-step explanation:
try to use desmos to calculate it
Answer:

Step-by-step explanation:
=3x^4/x^16
bring "x^4" to the bottom to subtract it with x^16
3/x^16*x^-4
3/x^12
hope this helps!