B=7 I showed my work so I hope it helps!
Answer:
Option 3
Step-by-step explanation:
Multiply 6 with all the numbers.
Answer: First option.
Step-by-step explanation:
1. To solve this problem you can applly the quadratic formula, which is shown below:

2. The quadratic equation is:

3. Then:
a=1
b=-4
c=-38
4. Therefore, when you substitute these values into the quadratic formula, you obtain the following result:

x=2±√42
Answer:
Fraction: 3/10
Decimal: 0.3
Percentage: 30%
Step-by-step explanation: