Question

2z + 4n = 18
8n + 6z = 14
Find the value of n and z

Answer 1

hi friend,
given

2z + 4n = 18--------(1)
8n + 6z = 14--------(2)

multiply (1) with 2 ,then we get

4z+8n=36-------(3)


by (2)-(3).,we get

→2z=-22

→z=-11

substitute this in (1)

2z + 4n = 18
→-22+4n=18

→4n=40

→n=10

I hope this will help u ;)

Answer 2

bro i have used commutative property. ..

i hope it helps.....