325.5*.15 = 48.825
325.5 - 48.825 = 276.68 (rounded)
Answer:
The least common multiple of 18, 30, 42 and 48 is 5040.
Have a great day!
Plug each x-value into the equation to get the y-value:

(2,-1)

(0,-2)
X= 10 I did it on my calculator so don’t worry :)