Answer:
r1= -10 r2= +10 (10)
Step-by-step explanation:
r²= 165-65
r²= 100
r=+-(root)100
r1= -10
r2= +10 (10)
x = 41 and y = 76
-4x-5
3+x-(x+2)-4x
3+x-x-2-4x
19.
21 sometimes though.
