You can try the ac method. 1. Try to factor a common factor from all terms. 2. Multiply ac. 3. Find two factors of ac that add to b, call them p and q. 4. Rewrite the trinomial with the bx term broken up into into px + qx. 5. Factor by grouping.
He would want to charge $0.85 per glass of lemonade to cover his expenses and have $10.00 profit. But in reality he would'nt make $17.00 because people don't carry freaking nickels and dimes.
