B.) x<span> + </span>y<span> > 12 should be the answer. </span>
Answer:
The rate of sales tax is 6%.
Step-by-step explanation:
First you must subtract 12.50 from 13.25
This brings you to .75
Then, divide .75/12.50 to get 0.06 which is equivalent to 6 percent.
Answer:
The number of coins Julia found is 5
Step-by-step explanation:
We know that the total number of gold coins collected divided by the number of people collecting is 6. So we can set up an equation:

this simplifies to:

Using the multiplication property of equality and multiplying both sides by we get:
25+x=30
Then finally, using the subtraction property of equality we get our answer:
x=5