Ali has scored 88, 94, 82, and 83 on his previous four tests. what score does he need on his next test so that his average (mean) is 86?

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

Pick the expression that matches this description: a polynomial of the 5th degree with a leading coefficient of 7 and a constant term of 6 (choice a) 7x^5+2x^2+6 (choice b) 7x^6−6x^4+5 (choice c) 6x^7−x^5+5 (choice d) 6x^5+x^4+7

What is a possible solutions of the x> 3?