Question

soma e produlto de:

a)
$(x + 3)^{2} = 2x$

b)
$2x(x - 7) = (4 - x)^{2}$


Pfv me ajudem, preciso mtooo ​

Answer 1

A, 2x+9=2x

2x-2x=9

X=9

B,2x-14x= 16-2x

-12x=16-2x

-12+2x=16

-10x=16.(-1)

10x=-16

X=16/10

X=-1,6.(-1)

X=1,6