Lavanbearviz
Answered

factoring
1. x²-14=15x

2. 2x²-3x=14

Sagot :

AnneCviz
1)        x² +14 = 15x
   x² -15x +14 = 0
     (x-14) (x-1) = 0
    x=14  ;  x=1                    (this will be the answer if the given is +14 and not -14)

2)      2x² -3x = 14
   2x² -3x -14 = 0
   (2x-7) (x+2) = 0
   x=7/2  ;  x=-2