Question 269584
-450+12X>8.40X
12X-8.40X>450
3.6X>450
X>450/3.6
X>125 HOURS MOWING @ $12 PER HOUR IS NEEDED TO EQUAL THE CHECKER JOB @ $8.40 PER HOUR.
PROOF:
LET THE HOURS MOWING BE 126.
-450+12*126>8.40*126
-450+1,512>1,058.4
1,062>1,058.4