Answer:
x = 1; y = -4
Step-by-step explanation:
y = -7x + 3
y = -x - 3
since y = y then -7x + 3 = -x - 3
-7x + 3 = -x - 3
- 7x + 6 = -x (Because we add 3 to both sides)
x = 7x - 6 (Multiply both sides by -1)
-6x = -6 (Subtract 7x from each side)
x = 1
