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OpenStudy (ledah):
Can someone solve this as an example for me please? x+3y=0 and 20x-15y=75 using elimination.
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OpenStudy (ajprincess):
Multiply the first eqn by 5 then u will get 5x+15y=0 nw add this with the second eqn. Then u will get 25x=75 x=75/25 =3. Substituting this value in the first eqn givs u 5+3y=0 3y=-5 y=-5/3 Is this clear or u want more explanation?
OpenStudy (ledah):
Thats clear enough thanks
OpenStudy (ajprincess):
yw
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