christybrown13257 christybrown13257

13-02-2020
Mathematics

contestada

What is the result of subtracting the second equation from the first -2x+7y=10 3x+7y=2

Respuesta :

monica789412 monica789412

18-02-2020

The answer after subtracting the following equation is x= -8/5

Step-by-step explanation:

-2x+7y=10 ----- eq(1) , 3x + 7y =2------ eq(2)

7y+3x =2

7y-2x = 10

subtracting eq 2 from eq 1 we get

5x = -8

x= -8/5

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