Question

-1/2(2n + 4) + 6 = -9 + 4(2n + 1)

Answer 1

n = 1

Explanation:

-1/2(2n + 4) +6 = -9 +4(2n+1)

-1n + -2+6 = -9+8n+4

-2+6= -9+9n+4

4= -9+9n+4

4 = -5+9n

9=9n

n=1

Wish it helps you =)

Answer 2

n=1

Sorry for no explanation :(