Question

Can someone help me with 2-89! Please

Answer 1

Answer:

Step-by-step explanation:

A. 2x+3y+z

X = -2

Y= -3

Z= 5

2(-2)+3(-3)+5

-4-9+5

=8

B. X-Y

-2–3

-2+3

=1

C. 2(x+y/z)

2(-2-3/5)

2(-1)

=-2

D. 3x^2-2x+1

3(-2)^2-2(-2)+1

3(4)+4+1

=17

E.3y(x+x^2-y)

3(-3)(-2+-2^2-(-3))

-9(1)

=-9

F.-z^2(1-2x)/y-x

5^2(1-2(-2)/-3–2

25(5/5)

25(1)

=25