(x/y) + 2z.......when x = 6, y = 0.3, and z = -2.4
now we sub
(6/0.3) + 2(-2.4) =
20 - 4.8 =
15.2 <====
Answer:

Step-by-step explanation:






Answer:
B. 12n=78
Step-by-step explanation:
<span>(-4-x)-(3y-9x)
= </span><span>-4 - x - 3y + 9x
= 8x - 3y - 4</span>