Megan has 40$ in her wallet. She wants to buy a dress. The regular price of the dress is 45$. The dress is sold at a discount of 10%. Does Megan have enough money to buy the dress?

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36

Proving the congruent supplements theorem