Question

Look at the quadratic equation below.

x^2-10x-6=2x+1

What is the quadratic equation written in standard form?

A. x^2-8x-5=0

B. x^2-8x-7=0

C. x^2-12x-7=0

D. x^2-12x-5=0

Answer 1

x^2 - 10x - 6 = 2x + 1
x^2 - 10x - 6 -  2x - 1 = 0
x^2 - 12x - 7 = 0

Answer
C. x^2 - 12x - 7 = 0