-7x-6y=4
x=-3y+8
-7(-3y+8)-6y=4
21y-56-6y=4
15y-56=4
15y=4+56
15y=60 //15
y=4
x=-3*4+8
x=-12+8
x=-4
Answer:
Explanation:
Put x = -3y + 8 in equation (1)
put y = 4 in equation (2)
7.4m questions
9.9m answers