Question

Choose the best solution to the following system of linear equations.

Answer 1

(-7;-1).

Explanation:

1) to make up and solve the equation:

`(5)/(7)x+4=-(1)/(7)x-2; \ = > \ x=-7.`

2) to substitute x=7 into any given equation and calculate the value of y:

`y=(5)/(7)*(-7)+4=-1.`

3) finally, (-7;-1).