Question

Cat face 1) 2x-1=0
2) x:(0,5)=1
3) 3(2x+1)=1
Va rog ajutati-ma

Answer 1

2x-1=0
2x=1
x=1/2=0,5

2): x:0,5=1
x=1x0,5
x=0,5
3), 6x+3=1
6x=1-3
6x=-2
x=-2/6=-0,(3)