Question

Solve for x. Assume that lines which appear tangent are tangent. photo attached

Answer 1

A.

Explanation:

Secant - Secant Power Theorem: x(6 + x) = 8 * 5

6x + x^2 = 40

6x + x^2 - 40 = 0

(x - 4)(x + 10) = 0

x = 4