Select ALL of the order pair solutions to 30 = 10x + 6y - 4x
a. (2,1)
b. (3,2)
c. (10,2)
d. (2,3)
30 = 10x + 6y - 4x simplify
30 = 6x + 6y divide through by 6
5 = x + y
So.... b and d are the answers where the sum of the coordinates = 5