Write an expression using fractions to show how to determine the amount that each person will pay. then calculate each person's contributions showing all steps in long division. total cost 52.60 with all four meal

Factorize: x^2+8x+10 i just solved it but i don't know if the process is correct

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

Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.