What is 1+1+1+1+11+1+1+1+11+1+1+1+1+1+1+1+1 +1+1+1+11+1+1+1+11+1+1+1+11+1+1+1+1 1+1+1+1+1

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1

Is the figure congruent? yes or no?

Zahra runs a 500-meter race at a constant speed. which graph shows her distance from the finish line during the race?