Answer:
Answer in image below
Step-by-step explanation:
Answer:
17
Step-by-step explanation:
since you are subtracting a negative number it reverses, so you actually ADD the two together
so, 12 1/2 + 4 1/2
add the whole numbers first;
12+4=16
then fractions:
1/2 + 1/2= 1
then all together;
16+1=17!

Multiply both sides by 2.54.


Multiply both sides by x.
x = 60.96
Hence, Aaron needs 60.96 centimeters of wire.
Answer:

Step-by-step explanation:
Formula for the perimeter of a rectangle: 
37 because you add 13+10=23 7+7=14 and 23+14=37