You cannot answer this question without a picture.
2x 2 - 6x = 0 .... if you mean 2x^2 - 6x = 0
then 2x = 0 and x - 3 = 0 << answer
I'm guessing the answer would be 141 pennies in a rectangular array I think I'm right but i might be wrong
0.625 day to grow 1 cm.
16/10 = 1.6 cm in day.
I hope that help ✌️
