8
2x + 5y = 26
5x + 3y = 27
(2x + 5y = 26) * 5
10x + 25y = 130
(5x + 3y = 27) * 2
10x + 6y = 54
(10x + 6y = 54) - (10x + 25y = 130)
-19y = -76
y = -76/-19
y = 4
2x + 5(4) = 26
2x + 20 = 26
2x = 26 - 20
2x = 6
x = 6/2
x = 3
Solution set: (3, 4)
Added 8/28/2016 4:51:05 PM
This answer has been confirmed as correct and helpful.