Answer:
B ( 3.7 , -1.1)
Step-by-step explanation:
Given
x + y = 2.6.......equation 1
y = 3x - 12.2.......equation 2
Putting equation 2 I. equation 1
x + 3x - 12.2 = 2.6
4x = 2.6 + 12.2
4x = 14.8
Therefore x = 3.7
Now
y = 3 * 3.7 - 12.2
= 11.1 - 12.2
= -1.1
