Question

Factor 23 + 2z2 - 9z - 18.

Answer 1

2z2-9z+5

you have to do 23 -18 to get the 5 and since there is nothing else that u can factor at the moment u just need to right in the proper order which is 2z2-9z+5

Answer 2

Answer: -5z + 5

Step-by-step explanation:

23 + 2z ✖️2 - 9z -18

multiply the numbers: 2✖️2=4

= 23 + 4z -9z - 18

add similar elements: 4z - 9z = -5z

= 23 - 5z - 18

group like terms

= -5z + 5

Add/subtract the numbers: 23 - 18 = 5

= -5z + 5

hope this helps ;w;