Question

Solve by completing a square x(2)-8×+15=0

Answer 1

x=2.5

Explanation:

x(2)-8×+15=0 combine like terms

-6x+15=0 subtract 15 from both sides

-6×=-15 divide by -6 on both sides

x=2.5

Answer 2

2x -8x+15=0

-6x+15=0

-6x= 15

x= 5/2

Explanation: