Question

Answer..............fast.....​

Answer 1

Answer:

Step-by-step explanation:

16)

2+1+x+5=9

x=9-8

x=1

17)

The only possible values of m are 5 and 0.

18)

(1+3+2+m)-(2+1+3+4)=0

6+m-10=0

-4+m=0

m=4

Answer 2

Answer:

see the attachment for your answer