Mackenzie100 Mackenzie100

23-05-2019
Mathematics

contestada

A system of two equations has no solution. One equation is -15x+y=18.

Select the equation that would make this system infinitely many solutions.

A) 3y-45x=54
B)3y+45x=54
C)45x+3y=-54
D)45x-3y=54

Respuesta :

WatermelonRockCandy WatermelonRockCandy

23-05-2019

A.

If you multiply the original equation by 3 you get -45x+3y=54, which is the exact same as A, therefore they have infinite solutions.

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