Bridget has swimming lessons every fifth day and diving lessons every third day. If she had a swimming lesson and a diving lesson today, how many days will be till the next date on which she has both swimming and diving lessons?

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?

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

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14