Solve the following system of equations by using the substitution method.x+7y = 4x= 6-7ySelect the correct choice below and, if necessary, fill in the answer box to complete your choice.O A. The solution is(Type an ordered pair, using integers or fractions.)OB. There are infinitely many solutions.OC. There is no solution.escDII$47.26.tabWed.fshift Solve the following system of equations by the substitution method.Зх- 15у - 185y +6=xSelect the correct choice below and, if necessary, fill in the answer box to complete your choice.O A. The solution is(Type an ordered pair.)O B. There are infinitely many solutiòns.O C. The solution is the empty set.hpescDII#$12tabertaashiftV.boS]

Solve the following system of equations by using the substitution method. x+ 7y = 4 x-6-7y Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The solution is (Type an ordered pair, using integers or fractions.) O B. There are infinitely many solutions. OC. There is no solution.