Need help with this :/

Combine the information in the problem and the chart using the average balance method to solve the problem.

Which shows the first equation written in slope-intercept form? 1/2 (2y + 10) = 7x

Prove the converse of the pythagorean theorem using similar triangles. the converse of the pythagorean theorem states that when the sum of the squares of the lengths of the legs of the triangle equals the squares length of the hypotenuse, the triangle is a right triangle. be sure to create and name the appropriate geometric figures.