Answer:
x=2 or x=9
Explanation:
Let's solve your equation step-by-step. 
x^2−8x+14=3x−4 
Step 1: Subtract 3x-4 from both sides. 
x^2−8x+14−(3x−4)=3x−4−(3x−4) 
x^2−11x+18=0 
Step 2: Factor left side of equation. 
(x−2)(x−9)=0 
Step 3: Set factors equal to 0. 
x−2=0 or x−9=0 
x=2 or x=9