Inequalities are just like equations it's just that the sign flips anytime you multipliy or divide by a negative number
1.

First Add 7 to both sides

2.

First Subtract 12 From Both Sides
Answer:
the width is 56
Step-by-step explanation:
91+91=182
294-182=112
112/2=56
c is right answer because 54.15 is bigger than 54.05
I do not see the lines...
Answer:
The length of board required is 13 feet 6 inches .
Step-by-step explanation:
Board required to make one bird house = 2 feet 3 inches
= 2 x 12 + 3 = 27 inches
Number of bird houses = 6
So, the board required
= 6 x 27 = 162 inches
13.5 feet = 13 feet 6 inches