X = 1/10
3x - 4/5 = -1/2
You have to multiply through by 10 to clear the fractions
So|
30x - 8 = -5 (You add 8 to both sides)
30x = 3 (You divide both sides by 30)
Then it will give you what is equal to x
X = 3/30 = 1/10
((Hope this helps youu!! Have a good night:day/Afternoon/evening)