12. Find the value of the expressions when x=-3 and y = 4.
a. xy - 2
b. x2 + 1
c. -269-5)
13. Solve the equations by thinking logically.
I
a. -8y = 96
b. –20a = -300
c. 36 – w= -6
y =
a
W=
4

12 Find the value of the expressions when x3 and y 4 a xy 2 b x2 1 c 2695 13 Solve the equations by thinking logically I a 8y 96 b 20a 300 c 36 w 6 y a W 4 class=