Fraction of black pens = 2/ (2 + 5) = 2/7 answer
Your answer would be 2x^2=4x
also I have a question I need help with, would you mind?
Well... if 450 is 90% of the crates then 500 is 100%. 450 crates is 0.90% of 500 crates.
To the nearest whole: 4
to the nearest hundredth: 4.2
actual answer: 4.5