exam Maths Puzzle Numerical Ability

I am trying to help my daughter do her homework. It has been many years since I graduated from HS. In fact many many many and then some. I know I am going to have to pick the bo

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2(x^2 + 2x + 1) + 3(x^2 + 3)
Expand and simplify,distributive property I bought 2 donuts and 3 lattes yesterday for $6.15, today I bought 3donuts and 4 lattes for $8.35, how much are donuts and how much are lattes? I got latte would be 1.75 donuts .45 am i right?