Solve the formula for the specified variable.
+ 
= 
for c
A. c = a + b
B. c = 
C. c = 
D. c = ab(a + b)
Answer: B
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Solve. Give your answer as a mixed numeral.A drink dispenser for carbonated soft drinks is set to dispense 16 ounces of beverage when a button is pushed. At the beginning of each work day for 4 days a drink is dispensed and the quantity is carefully measured. The amounts are 
ounces, 
ounces, 
ounces, and
ounces. What was the average quantity of drink dispensed?
A. 15
oz
B. 14
oz
C. 15
oz
D. 15
oz
Find an equation of the hyperbola centered at the origin that satisfies the given condition.
 Figure 2.png)
Solve the equation.2x + 3x = 35
A. {30}
B. {7}
C. 
D. 
Solve the problem.A bookstore is having a sale. All books included in the sale have a colored sticker on them to indicate the sale price. There are green stickers, red stickers, and orange stickers. Bob, Sue, and Fred each make purchases of books that are on sale. Each row of the table gives information about the numbers of book purchases and the total cost of the purchase (before taxes).
Use this information to set up a matrix equation of the form 
which can be solved to determine the price for each type of sale book. Solve this matrix equation to find the price of a
book with a red sticker.Use the fact that for A = 
, A-1 = 
.
A. $6.50
B. $6.99
C. $6.87
D. $6.79