Answer in screen shot below
Answer:
20/18
Step-by-step explanation:
-6x-11=19/+11 <=>
<=> -6x=30/:(-6) <=>
<=> x=-5
1. 16
2. 16
3. 24
4.39
5. 68
6. 51
2i-3
2(x+3)²=-8
(x+3)²=-4
x+3=2i
x=2i-3
