Question

x²-8x=-15
5x²-x+1=X+4x²
(2x + 1). (X-1): 2​

Answer 1

Resposta:

5x²-x+1=x+4x²

10)x²-2x+3=-12+6x

11)4x²+7x+3=2x²+2x

12)x(x+2)=3

13)x(x-5)+10=4

14)2x(4x-1)=21

Explicação passo-a-passo:

ok blz