Question

5x. (X+2)=10. (X-3)qual é a resposta?

Answer 1

5x.(x+2)=10.(x-3)
5x²+10x=10x-30
5x²+10x+10x=-30
5x²=-30
x²=-30/5
x²=6
$\sqrt{ {x}^{2} } = \sqrt{6}$