this math tho
posted by This Girl .
31. Solve the equation by completing the square. Round to the nearest hundreth if necessary.
x^2  6x = 7
x = 7, 1
x = 7, 1
x = 7, 1
x = 7, 1

this math tho 
Damon
x^2  6 x + (6/2)^2 = 7 + (6/2)^2
x^2  6 x + 9 = 7 + 9
(x3)^2 = 16
(x3) = 4 or (x3) = 4
x = 7 or x = 1
check
1 + 6 = 7
49  42 = 7 
this math tho 
This Girl
okay thanks, I was thinking that.

this math tho 
Damon
You are welcome :)
No thinking, just doing and CHECKING 
this math tho 
This Girl
okay...haha I'll do it...then check!! thanks Damon!
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