Answer:
1B
2A
3. x>5+sqrt19 or x<5-sqrt19
x=7.3
x=
just in different form
x - 7 =-x ÷ 2 + 4
x - 7 = x + 4
2x - 14 = -x + 8
2x + x = 8 + 14
3x = 22