20% off means you paid only 80% of the original price.
0.8x=40
x=40÷0.8=50
so the original price is 50
<span>3x − y = 2
y = 3x - 2
x + y = 6
x + 3x - 2 = 6
4x - 2 = 6
4x = 6 + 2
4x = 8
x = </span>

x = 2
Hence, the x co-ordinate is 2.
Answer:
C brainliest?
Step-by-step explanation:
Answer:
if its volume you are looking for.....?
l X w X h
3 X 5 X 5 = 75 cubed