Answer:
-x^2+4
Step-by-step explanation:
2*2=4
2(-x)+2(x)=0
x(-x)=-x^2
− 5 x − 16
-2*x and -2*4= -2x+-8
-2x+3x= -5x
-8-8= -16
-5x-16
w
p=122 q=80 r=80
