) The teacher drops the lowest test grade for Andy and the 3 lowest daily grades. Andy now has a test average of 85 and a daily average of 80. With his final exam grade of 82, what is
Andy's new final grade?

The graph of the quadratic function shown on the left is y = –0.7(x + 3)(x – 4). the roots, or zeros, of the function are . determine the solutions to the related equation 0 = –0.7(x + 3)(x – 4). the solutions to the equation are x =

With #! i’ve tried to figure it out but i can’t.

Solve the given system of equations. 2y= -x+9 , 3x-6= -15