Question

Tell whether the ordered pair (2, 5) is a solution of the system of linear equations.

x + y = 7

2x – 3y = -11

Answer 1

Yes it is because you replace the 2 for the x and the 5 for the y.
2+5=7
7=7
2(2)-3(5)=-11
4-15=11
-11=-11