Please help! I need this answer extremely quickly!

Solve the equation from Part C (y/2=x/1) so that y is by itself on one side of the equation. How are this equation and the equation of the line (y=2x) related? What does this relationship mean about any triangle created using this line?

This trip the family will spend $117.96. the next trip they will spend $119.27. this is an increaseof $117.96 - $119.27| or an increase of $1.31.what is the percent of increase? round your answer to the nearest whole percent. type your answer into the space.the percent of increase is: resetsubmit