Answer:
Step-by-step explanation:
Example 1:
Evaluate the following expression:
4 + (3x +y)
When x = 2 and y = 9
3 x 2 is 6 after that you just add 6+9+4 which is 19
Example 2:
Evaluate the expression when x=8 and y=9
x(y - 9)^3 + 2
=8(9-9)^3+2
=8(0)^3+2
=8(0)+2
=0+2
=0
I hope this helps :)
