Answer:
x=-1+

or x=-1+


Step by step:
Step 1: Subtract -5 from both sides.
8x2+16x−62−(−5)=−5−(−5)
8x2+16x−57=0
For this equation: a=8, b=16, c=-57
8x2+16x+−57=0
(plus-minus) = ±
Step 2: Use quadratic formula with a=8, b=16, c=-57.
x=

x=

x=

ANSWER:
x=-1+

or x=-1+

