Answer:

Step-by-step explanation:
GIVEN: Catherine sells cupcakes c for
each, The ingredients for each cupcake cost her
, and the sum of all her other expenses is
.
TO FIND: Equation to represent Catherine's profit from selling cupcakes.
SOLUTION:
Cost of ingredients for each cupcake 
sum of all other expenses 
Selling price of each cupcake 
Total cupcakes sold 
Now,
As we know that 
putting values,


Hence the equation to represent Catherine's profit (p) from selling cupcakes for one month Catherine sells is 
Answer:
The average wage in the us increase by about five percent
Step-by-step explanation:
For the first one it is, j<<span>−<span>13
Second one, </span></span>n<<span>−<span>8
</span></span>Third one, k><span>−<span>50</span></span><span>
</span>
Y=-1/2x+3 is the slope intercept form.