PLEASE HELP! Will mark brainliest

Me what is the value of x? showing work would be appreciated - ! : )

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.