Hi guys, Can anyone help me with my geometry. I'm stuck and need this turned in in 10 minutes. I'll give you 15 points! Look at the screenshots below. There are 2 of them.

How to solve a simultaneous equation involved with fractions?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π