Tony has twice as much money as alicia. she has $16 less than ralph. together they all total $200. how much does tony have?

Find the value. a. 0.003 b. 0.03 c. 0.3 d. 3

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

Ellen makes and sells bookmarks. she graphs the number of bookmarks sold compared to the total money earned. why is the rate of change for the function graphed to the left?