Simplify the expression 7y – 8y + 5y + y2 – 1

What is the prime factorization of 230

Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1

Mis the midpoint of rq if rm equals 2x + 5 and mq equals 4x - 9 what is the length of rq