2(4x+5)=10x+5-2x+5 pls help fast

Next, chad created this graph with ordered pairs that show the possible ratios of the number of damage to defense cards in his deck.what error chad make?

1/2+1/6-3/4 simplify the given expression leaving the answer in improper fraction form.

Astock has a 25% probability of increasing by $10 and a 75% probability of decreasing by $5. what is the stocks expected increase or decrease?