The answer is EGH and EFG
This formule is
ax + bx = c
ex
y =2x - 4
-2x + y = -4
-( -2x + y = -4)
2x - y = 4
Answer:
c) -2n - n + 5 because if there's no number in front of a variable, the coefficient is 1, and since n is negative, the coefficient is -1