sabrinajpl sabrinajpl

30-04-2020
Mathematics

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Can someone help me with the first one PLEASE SHOW WORK

Can someone help me with the first one PLEASE SHOW WORK class=

Respuesta :

sassyrider02 sassyrider02

30-04-2020

Answer:

y=-7 x=-15/2

Step-by-step explanation:

6x+7y=-9

-4x-5y=5

24x+28y=-9 (Multiply by 4)

-24x-30y=5 (Multiply by 6)

-2y=14

y=14/-2

plug in y, -4x-5(-7)=5

-4x+35=5

-4x=30

x=-30/4

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