Assignment:
Evaluate the expressions when x=3 and y=8 we must show all. Three answers were given directly without any extra steps or explanation, essay.
a. x + 2y
b. -4(y - x)
c. x - y
d. 2x + 3y
e. y - 2(x+y)
Provide complete and step by step solution for the question and show calculations and use formulas.