Which graph shows the equation y = x + 4?

Ricardo ran the 400 meter race 3 times his fastest time was 54.3 seconds his slowest time was 56.1 seconds if his average time was 55.0 seconds what was his time for the third race

What is r i 4.5+10r=-6.5 with work pls

Prove that 16^4-2^13-4^5 is divisible by 11.