Answer:
Answer's below
Step-by-step explanation:
Solve for y=
3y - 7x/3 = -4
3y = -4 + 7x/3
3y = 7x/3 - 4
y = 7x/3/3 - 4/3
y = 7x/3x3 - /3
y=7x/9 - 4/3
Solve for x - 3y - 7x/3 = -4
-7x/3 = -4 - 3y
-7x = (-4 - 3y) x 3
-7x = 3(-4 - 3y)
x = 3(-4 - 3y)/7