Question

Me ajudem 5x-(-2x+3)=19

Answer 1

5x-(-2x+3)= 19

5x+2x-3= 19

7x= 19+3

 x= 22/7

Resposta → S= {22/7}

Answer 2

5x + 2x - 3 = 19
7x - 3 = 19
7x = 19 + 3
7x = 22

x = 22/7

OU 3,14286

Espero ter ajudado