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OpenStudy (anonymous):
Solve the system by using a matrix equation. 2x-3y=2 7x-5y=7
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OpenStudy (anonymous):
If we want: First find x should killing the y s ! Now starting together !:)
OpenStudy (anonymous):
What is your sejestion ?! I think we should have y s *5 .
OpenStudy (anonymous):
Now start : -5 .( 2x-3y=2) ___>-10x+15y =- 10 3. (7x-5y=7)_____>21x-15y=21 So we +ing allllll ! 11x=11 x=1 Understand ?!:) :D
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