2 questions:
1. Find "a" if (=3,7) is a solution of 2x+ay=26
2. solve system using substitution, linear combination, and graphing:
3x-2y=3
5x+4y=16
1. Find "a" if (=3,7) is a solution of 2x+ay=26
2. solve system using substitution, linear combination, and graphing:
3x-2y=3
5x+4y=16