Calc Help: Please help me answer any of these questions based on the graph

Use multiples to write two fractions equivalent to 7/9. 14/18, 8/10 6/8, 21/27 10/12, 28/36 14/18, 21/27

Asporting good store is offering 30 percent off of the original price(x) of football cleats. the discount will be reduced by an another $7 before sales tax.

Use a transformation to solve the equation. w/4 = 8 can you also leave a detailed explanation on how this equation = 32