Question

5x.(x+1)+(x-4)²=16+3x

Answer 1

5x.(x+1)+(x-4)²=16+3x

5x²+5x+x²-8x+16=16+3x

6x²-3x=3x

6x²-3x-3x=0

6x²-6x=0........(: por 6)

x²-x=0

x(x-1)=0

x=0

x-1=0
x'=1


Resposta:
x=0
x'=1