dylann3066 dylann3066

16-06-2022
Mathematics

contestada

What is the solution to 2x²+8x=x²-16?
O x=-4
O x=-2
O x=2
Ox=4

Respuesta :

Scabbers Scabbers

16-06-2022

2x²+8x=x²-16

2x²-x²+8x+16=0

x²+8x+16=0

D=b²-4ac

=8²-4×1×16

=64-64

=0

x= -b+VD / 2a

=-8+V0 /2

= -8/2

=-4

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