Question

if x=-9y=-4 and z = 6 verify tha (x+y)+z=x+(y+z)​

Answer 1

Answer:

-7=-7

Step-by-step explanation:

(x+y)+z=x+(y+z)

[(-9)+(-4)]+6=(-9)+[(-4)+6]

(-9-4)+6=(-9)+2

(-13)+6=-7

-7=-7

L.H.S=R.H.S

here is your answer...got it???

Answer 2

Step-by-step explanation:

here your answer pl Mark as beainlist....