Step 1: Subtract x^3 from both sides.x^3−2x^2+x−2−x^3=x^3−2x^2+x−2−x^3−2x^2+x−2=−2x^2+x−2
Step 2: Add 2x^2 to both sides.−2x^2+x−2+2x^2=−2x^2+x−2+2x^2x−2=x−2
Step 3: Subtract x from both sides.x−2−x=x−2−x−2=−2
Step 4: Add 2 to both sides.−2+2=−2+20=0
Answer:All real numbers are solutions.
