vwilder601
vwilder601
11-10-2016
Mathematics
contestada
How to solve -x^2-2x=5
Respuesta :
cocoabeanz
cocoabeanz
11-10-2016
Let's solve your equation step-by-step.
−
x^2
−
2x
=5
Step 1: Subtract 5 from both sides.
−
x^2
−
2x
−5
=
5−5
−
x^2
−
2x
−5
=0
Step 2: Use quadratic formula with a=-1, b=-2, c=-5.
x=(
2±
√
−16)/
−
2
Answer Link
Аноним
Аноним
11-10-2016
I hope this helps you
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