Answer:
(-7;-1).
Step-by-step explanation:
1) to make up and solve the equation:
[tex]\frac{5}{7}x+4=-\frac{1}{7}x-2; \ = > \ x=-7.[/tex]
2) to substitute x=7 into any given equation and calculate the value of y:
[tex]y=\frac{5}{7}*(-7)+4=-1.[/tex]
3) finally, (-7;-1).
