Solve the system by the substitution method.

left brace Start 2 By 1 Matrix 1st Row 1st Column y equals negative 3 x minus 7 2nd Row 1st Column 5 x minus 2 y equals negative 8 EndMatrix

y=3x75x2y=8

Select the correct choice belowand, ifnecessary, fill in the answer box to complete your choice.

A.

There is exactly one solution. The solution set is StartSet nothing EndSet

(Simplify your answer. Type an orderedpair.)

B.

There are infinitely many solutions. The solution set is StartSet left parenthesis x comma y right parenthesis |y equals negative 3 x minus 7 EndSet

{(x,y)|y=3x7} or StartSet left parenthesis x comma y right parenthesis | 5 x minus 2 y equals negative 8 EndSet

{(x,y)|5x2y=8}.

C.

The solution set is empty set

.