Answer:
a>-2
Step-by-step explanation:
=> -12a +7 <31
=> -12a+7-7<31-7
=> -12a<24
=> a>-2
a > -2
-12a +7<31
Subtract 7 from each side
-12a +7-7<31-7
-12a <24
Divide by -12, remembering to flip the inequality
-12a/-12 >24/-12
$7
Maybe if you give a better quality photo that isn't sideways! :D
No
Because 50+30 is not 180
n+132
