Question

×+1/4 - (×-2) <1/2 qual o resultado??

Answer 1

Resposta:

x+1/4-(x-2)<1/2

x+1-4(x-2)<2

x+1-4x+8<2

-3x+9<2

-3x<2-9

-3x<-7

3x>7

x<7/3