Natz1id
Answered

Evaluate the following algebraic expression using x=-3,y=5 and z=2

1)3x+4y
2)-2x²+2y
3)x+y-z
4)3xyz
5)2x+5
————
3z


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Sagot :

1)  3(-3) + 4(5) = -9 + 20 = 11

2)  -2(-3)² + 2(5) = -2(9) + 10 = -18 +10 = -8

3) -3 + 5 -2 = -5 + 5 = 0

4)  3 (-3)(5)(2) = (-9) (10) = -90

5)  [tex] \frac{(2)(-3)+5}{(3)(2)} = \frac{(-6)+5}{6} = -\frac{1}{6} [/tex]