The parabola y= ax^2+bx+c is graphed below. Find a+b+c . (The grid lines are one unit apart.) https://latex.artofproblemsolving.com/c/e/2/ce264d13e5e7038f82ba3bae952d91fdf182b0ff.png
The equation is y = x^2 - 5x + 8, so a + b + c = 1 + (-5) + 8 = 4.