Question 211322
1.3(7x+4)>1.8-(x+5)
9.1x+5.2>1.8-x-5
9.1x+x>1.8-5-5.2
10.1x>-8.4
x>-8.4/10.1
x>-.83168
Proof:
Let x=-.831
1.3(7*-.831+4)>1.8-(-.831+5)
1.3(-5.817+4)>1.8-(4.169)
1.3*-1.817>-2.369
-2.3621>-2.369