(4x+3y=-13) * 2
(-5x+2y=-24)*3
_____________
8x+6y=-26
-
-15x+6y=-72
___________
23x=46
X=2
Its a quadratic trinomial
Its quadratic because the highest degree in the equation is two
Its a trinomial because there are three different terms in the equation
Answer:
I believe its B.
Step-by-step explanation:
24=2*12
P=2*(l+L)
⇒ L+l=12
⇒ for a maximum area l=5, L=7
Area=5*7=35