Find the value of x.​

Mary used 1/7 of a spool of ribbon to complete 4 projects. she used the same amount of ribbon on each project. how much ribbon did she use on each project?

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

What is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)