smartalways smartalways

20-12-2016
Mathematics

Answered

Which ordered pair is the solution to the system of equations?

{2x−y=15

{4x+3y=−5

A.(-5,-25)

B.(4,-7)

C.(-1,3)

D.(3,-12)

Verified Answer :

mustafa125 mustafa125

20-12-2016

by multiplaying the first equation by -2 then adding the result to the second equation ....
. 5y =-35 so y=-7

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