Answer:
3/4 of an inch.
Step-by-step explanation:
Answer: Attached.
Either solve the equations directly, or graph them and look for the point of intersection.
x/2-10=18
26.04
Factor x^3 -2x^2-9x+18
= x^2(x - 2) - 9(x - 2)
= (x^2 - 9)(x -2)
= (x + 3 )(x - 3)(x - 2)
So (x+3) is a factor