Answer:
1
Step-by-step explanation:
Because once you know the unknown you can plug it into the equation so now its 11-10 which equals 1
Answer:60
Step-by-step explanation:The measure of 1 is 60 because it's only half the size of 120
.72
.725 would be less because it has more behind the decimal.
.72 would be more because there are only 2 numbers behind the decimal
Answer:

Step-by-step explanation:
The cost (in dollars) in making b bracelets is represented is

The cost (in dollars) of making b necklaces is

To find how much more it will cost to make b necklaces than b bracelets, we find the difference,




This is a polynomial in descending powers of b, hence it is in standard form;