F(x) = 5(x + 1)(x - 1) How would you write f(x) = 5(x + 1)(x-1) from factored form to standard form

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

From the beginning of the day the temperature rose 15 degrees so that by 4 pm it was 87 degrees. what was the temperature at the start of the day

Nicole is making carrot bread she needs 5 cups of carrots for 2 cups of sugar. what is the ratio of cups of sugar to cups of carrots that nicole will need? write the ration in three different ways