Question

if x is to - 5 find value of expression -x² +2x +4​

Answer 1

Answer:

-5^2 + 2*-5 + 4

25 + (-10) + 4

25 + 4 + (-10)

29 + (-10)

29 - 10

19

Step-by-step explanation:

BRAINLIEST plz plz plz plz

Answer 2

Step-by-step explanation:

given:-x=-5

therefore substituting values

-x+2x+4

-(-5)+2(-5)+4

5-10+4

-10+9

-1