Solve the following quadratic equation by finding the value of x: x^2 + 8x + 7= 0

(include solving steps please)

Question 10 of 211 pointuse the elimination method to solve the system of equations. choose thecorrect ordered pair.10x +2y = 643x - 4y = -36a. (4,12)b. (-3, 11)c. (2,10)d. (-5, 8)

Find the vertex for the parabola given by the function ƒ(x) = −3x2 − 6x.

What is the total surface area of the square pyramid