Question

Which of the following are solutions to the equation below?

Check all that apply.

2x2 + 5x + 8 = 5

A. -1/2
B. 1
C. 3
D. -3
E. -1
F. -3/2

Answer 1

start by subtracting 5 from both sides to get
\[2x^2+5x+3=0\]

Answer 2

then factor is \((x+1)(2x+3)=0\) and solve that one

Answer 3

How?

Answer 4

a/e

Answer 5

\[x+1=0\iff x=-1\]
\[2x+3=0\iff x=-\frac{3}{2}\]

Answer 6

Okay. I get it know. Thanks