Only answer question 5 ignore the others

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Tomas used 3 1/3 cups of flour and now has 1 2/3cups left. which equation can he use to find f, the number of cups of flour he had to begin with? f+3 1/3=1 2/3 f-3 1/3=1 2/3 3 1/3f=1 2/3 f/3 1/3=1 2/3

How many 3/8s are in 6 plz someone tell me now