How many real number solutions does the equation have? -8x^2-8x-2=0
1
2
no solutions
or
infinitely many solutions
solve the equation by completing the square. round to the nearest hundredth. x^2+6x=-7
4.41,1.59
-4.41,1.59
-4.41,-1.59
4.41,-1.59
and the last one is
solve the systems of equations algebraically. show all of your steps.
y=x^2+2x
y=3x+20