Simplify the expression. Write answer with positive exponents. Variables are positive real numbers.y2/9(y4/9 - 4y5/9)
A. y1/2 - 4y2/5
B. y-2/9 - 4y-1/3
C. y8/81 - 4y10/81
D. y2/3 - 4y7/9
Answer: D
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Solve the problem.Gary earns $12.10 per hour at his job. He worked 18 hours last week. Calculate Gary's pay before taxes.
A. $217.08 B. $217.32 C. $217.76 D. $217.80
Perform the division.(x2 - 81) ÷ (x + 9)
A. x - 9 B. x - 81 C. x2 - 9 D. x + 81
Solve the problem. | MICROWAVE | STOVE TOP 
Using the chart above, (I) how many cups of milk would be needed for 8 microwave servings? (II) How many tablespoons of butter would be needed for 5 stove top servings?
A. 1
cups; 1
Tbsp
B. 10 cups; 
Tbsp
C. 4 cups; 
Tbsp
D. 9
cups; 
Tbsp
Use properties of real numbers to write the following expression without parentheses.  figure 1.png)
(a) 9y - 6x (b) 9x - 6y (c) 6x - 9y (d) 9x + 6y (e) 6y - 9x