Three types of flowers were planted. There’s an equal number

It takes evan 6 3/4 to mow 3 lawns. it takes 2 1/3 hours to mow me. gals lawn and 1 3/4 hot mow ms. lee’s lawn. how many hours does it take evan to mow the third lawn?

Bring the fraction a/a-4 to a denominator of 16-a^2

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!