Question

write four solutions for each of the following equation:
a) 2x + y = 7
b) πx + y = 9
c) x = 4y

Answer 1

a. (1, 5) , (2,3) , (0,7) , (3,1)
b. (1/π,9) , (0,9) , (1,-π) , (-1,π)
c. (4,1) , (8,2) , (12,3) , (16,4)