The half of 3/4 is 0.375, or 3/8. All you have to do is multiply 3/4 times 1/2.
We would have to see the square to determine that
Answer:

Step-by-step explanation:
Flip the equation.

Add -9 to both sides


Divide both sides by 7/8

hope this helps
Answer:
the variable n represents how many of the product thomas bought
Step-by-step explanation:
20 dollars is the initial amount of money, and for every paintbrush, you have to subtract 4 dollars from thomas's initial amount, and the result of the subtraction is the amount of change he will recieve.