Use the quadratic formula:
x = [-b +-sq root (b^2 -4ac)] / 2a
a=1 b=2 c=-35
x = [-2 +- sq root (4 +140)] / 2
x = [-2 +- 12] / 2
x1 = (-2 +12) / 2
x1 = 5
x2 = [-2 -12] / 2
x2 = -7
Answer and Step-by-step explanation:
The answer is attached below
Answer:
c= 3a+2b
Step-by-step explanation:
because the equation don't change, if they have different variables
Answer:
6
Step-by-step explanation:

1. add 6x to both sides
2. subtract 6 from both sides
3. divide both sides by 4
Answer:
no
Step-by-step explanation: