SOLUTION: My son (14) says there is no solution to his homework question, is he correct (w+x)(y+z) w*y=4 x*z= -15 (w*z)+(x*Y)=1

Algebra ->  Coordinate Systems and Linear Equations -> SOLUTION: My son (14) says there is no solution to his homework question, is he correct (w+x)(y+z) w*y=4 x*z= -15 (w*z)+(x*Y)=1       Log On


   

Question 384464: My son (14) says there is no solution to his homework question, is he correct

(w+x)(y+z)
w*y=4
x*z= -15
(w*z)+(x*Y)=1

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
My son (14) says there is no solution to his homework question, is he correct
(w+x)(y+z)
w*y=4
x*z= -15
(w*z)+(x*y)=1
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====================
(w+x)(y+z) = wy+wz+xy+xz
---
Substitute to get:
4 + 1 -15 = -10
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Cheers,
Stan H.