So I don’t know what this is hahaha sooo !!!

Step-by-step explanation:
-150x>=-2400...eqn 1
-336>=-21y...eqn 2
divide both sides of eqn 1 by -150...
x>=16...eqn 3
divide both sides of eqn 2 by -21...
y <=16...eqn 4
combine eqn 3 and eqn 4...
y<=16<=x