Question

What would be the most logical first step for solving this quadratic equation?

x^2 + 2x - 11 = 4
A. Divide both sides by x
B. Take the square root of both sides
C. Add 11 to both sides
D. Subtract 4 from both sides

Answer 1

D. Subtract 4 from both sides

Step-by-step explanation:

I just learned about quadratic equations in school. The first step of solving quadratic equations is to make sure it is in standard form and equal to 0.

Standard form:

ax^2 + bx + c = 0