Find three consecutive even integers such that their sum is 42

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0