Answer:
x = 8
Explanation:
To find the value of x, we must isolate the variable ( which in this case is x)
Subtract 140 from each side to get 5x alone
That leaves you with
5x = 40
Next divide by 5 to get x by itself
5x/5 = x and 40/5 = 8
So now we have x = 8
I hope this helps!