Question

Me ajudem por favor !!!
i) x²+5x= -6
k)2x -2 =0

Answer 1

k) 2x-2=0
2x=0+2
2x=2
x= 1

Answer 2

i) x²+5x= -6
x²+5x+6=0
delta= -b^2 -4.a.c
delta= 25-4.6.1
delta= 25 - 24
delta= 1

x= -b + raiz do delta/ 2.a

x= -5 + 1/ 2

x1= -2
x2= -3

K) 2x-2=0
2x= +2
x= 1