The sale price for this item in a store is 85% of its usual price. the usual price of a backpack is $30, what is its sale price.

Which of these triangle pairs can be mapped to each other using two reflections?

When y’all answer can y’all explain too !

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