Compare the decmals 13.03 and 13.30

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

Fill in the blank 1. a rhombus is a rectangle a) always b) sometimes c) never 2. a square is a quadrilateral a) always b) sometimes c) never 3. a trapezoid is a kite a) always b) sometimes c) never 4. a quadrilateral is a kite a) always b) sometimes c) never 5. a square is a rhombus a) always b) sometimes c) never 6. a parallelogram is a rectangle a) always b) sometimes c) never

What is the y-intercept of the line with the equation 3x + 4y = 12?