Posted by **Katie A** on Wednesday, October 12, 2011 at 4:02pm.

Sovle

w^2-13w+42=0

I get -6,-7 is this correct????

- Math Help -
**Robert**, Wednesday, October 12, 2011 at 4:24pm
yes it is, as:

w^2-13w+42=0

(w-7)(w-6)=0

- Math Help -
**Anonymous**, Wednesday, October 12, 2011 at 4:31pm
You correctly factored the trinomial, but that's not the solution.

If (x-6)(x-7) = 0, then the equation is true only if one of the factors is zero.

So, the solution is, x=6 or 7

## Answer this Question

## Related Questions

- math - solve -7(11-4w)-15 = -27-(50-13w)
- VERY URGENT MATH!!! - 1. 3w – 10w (1 point) 13w –7w –7 7w 2. y + 2y +3z (1 point...
- math - 1. 3w - 10w A, 13w B. -7w** C. -7 D. 7w 2. y + 2y + 3z A. 2y + 3z B. 3y...
- math - how do i sovle this equation. x/5 = 12/15
- Math - Simplify the expression 3w-10w A. 13w B. -7w C. -7 D. 7w Is the answer D?
- math - Fator the trinomial: 4) 2 p + 10p +25 6) 2 y - 5y -24 8) 2 n + 2n -48 10...
- math - made a mistake in the problem: -7(11-4w)-15w = -27 -(50-13w)
- Math help :( - 1. 3w – 10w 13w –7w –7 7w 2. y + 2y +3z 2y + 3z 3y + 3z 2y2 + 3z ...
- math - x+5y= -3 3x-2y= 8 sovle using substituion
- math - sovle the linear equation -8.3=x+6.1 Thank you