Subtract 5 from both sides
Estimate 189 to the nearest tenth which would be 190. And then do the same for 643 which would be 640. 640-190= 450
Answer:
A carbon atom.
Step-by-step explanation:
All carbon atoms have 6 protons however the amount of neutrons can vary but doesnt change the element.
Okay, so if Dave buys 4 slices of one kind and pays $6.00
$6 / 4 = $1.50 per slice
So the correct answer is whichever pizza is $1.50 per slice.
Hope that helps!
