Question 208597
28x-32>4(6x-1)
28x-32>24x-4
28x-24x>-4+32
4x>28
x>28/4
x>7 ans.
Proof:
Let x=7.1
28*7.1-32>4(6*7.1-1)
198.8-32>4(42.6-1)
166.8>4*41.6
166.8>166.4