Answer:
B
Step-by-step explanation:
Subtitution method:
y=6x-4 (1)
y=7x-7 (2)
subtitute 7x-7 into (1) because both y1 and y2 are same
7x-7=6x-4
7x-6x=-4+7
x=3
subtitute x=3 into any equation
eg: y=6x-4 y=7x-7
=6(3)-4 or =7(3)-7
=14 =14
Therefore, The answer is (3,14)
