Evaluate the expression.(-9)(8) - (-13)(7)
A. -19
B. 19
C. 5
D. -163
Answer: B
Mathematics
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Solve.A square has an area of 49 square inches. If the same amount is added to the length and removed from the width, the resulting rectangle has an area of 45 square inches. Find the dimensions of the rectangle.
A. 3 in. by 4 in. B. 5 in. by 9 in. C. 5 in. by 10 in. D. 4 in. by 9 in.
Mathematics
Rationalize the denominator of each fraction.
A. 
B. 
C. 
D. 
Mathematics
Add or subtract as indicated.(6x + 18xy - 23y) - (26x - 11xy - 5y)
A. -20x - 29xy - 28y B. -12x + 20xy + 28 C. -9xy D. -20x + 29xy - 18y
Mathematics
Provide an appropriate response.When interest is calculated on the unpaid balance of a loan at the end of each payment period you are working with a basic installment loan.
A. True B. False
Mathematics