What equivalent fraction can point v represent 8-8​

Wrote and expression for the difference of p and 4

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?

The area of the map is the product of the length and width. write and expression for the area as the product of the two binomials do not multiply