Answer:
A) 5927
B) 13
C) 8
D) cannot read expression
Step-by-step explanation:
A) (77^2)-2 = 5927
B) (1+4)*3-2 = 13
C) 2(1+3) = 8
(2,1) , (-4,-17)
x = 2 , y = 1
x = − 4 , y = − 17
20