which of the following expressions is equivalent to the expression az?

What should be done to solve the equation? x+14=21 add 14 to both sides of the equation. subtract 14 from the left side of the equation. add 14 to the left side and subtract 14 from the right side of the equation. subtract 14 from both sides of the equation.

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76