13 + 21 = 13- -21
The minus sign and negative cancel each other out.
First, let's turn this sentence into a mathematical expression:
The quotient of the opposite of 30 and 6 means we're dividing negative 30 by 6. The next part, "plus the opposite of 8" means we want to add -8 to whatever we get from -30/6. So we have:


Step one
divide the coefficient
step two
use the quotient rule to simplify the exponents
Answer:
c
Step-by-step explanation:
because it is to the third power
Answer:
-43 necklaces.
-total expenses=Sales=$473
Step-by-step explanation:
The breakeven point is the point where the sales revenue equals the expenditure.
-The fixed expenses is $172
-Let x be the number of necklaces sold, the breakeven point is expressed as:

Hence, Shelby has to sell 43 necklaces to breakeven.
#The expenses at the breakeven point is:

Hence, expenses at breakevent point is $473
#Sales is equal to expenses at this point, hence, sales of $473