Use x for the variable.
All real numbers less than or equal to 2 and greater than or equal to 1

Match each expression with its simplified form.

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

What is the value of x when x + 7 = 21?