Can you guys go to my profile and answer some of the questions because I’m really stuck. I will appreciate it

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

What is the relationship between all triangles that can be drawn given the same three angles

The table below lists recommended amounts of food to order for 10 party guests. how much of each food item should nathan and amanda order for a graduation party with 55 guests? use the table to answer. item amount fried chicken 16 pieces lasagna 7 pounds deli meats 1.8 pounds sliced cheese 1 and two fifths pounds bakery buns 1 dozen potato salad 2 pounds