Question

Resolva as inequações, adotando U=Q:
a) 5x-4<-7+1
b) 4x-7<3x+1
c)5-2x>3x
d)x-(3x-1)>2+(x-3)

2) Resolva em Q:
A)3-4(x-1)+1<2(3-2x)
B)-3x>12
c)4x-3>x-12

Answer 1

a)5×<-7+1+4
5×<-6+4
5×<-2