Which equation is quadratic in form? 6(x 2)2 8x 2 1 = 0 6x4 7x2 â€"" 3 = 0 5x6 x4 12 = 0 x9 x3 â€"" 10 = 0.

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.