Solve.x2 - 10x = -21
A. -7, 7
B. -3, 7
C. 7, 3
D. -3, -7
Answer: C
Mathematics
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Provide an appropriate response.Does the curve y = 
ever have a negative slope? If so, where? Give reasons for your answer.
What will be an ideal response?
Mathematics
Translate the mathematical sentence to an English sentence.4.5x = 4.9
A. Four and nine tenths times some number is four and five tenths. B. Four and five tenths of some number is four and nine tenths. C. The product of four and five tenths and four and nine tenths is some number. D. Four and five tenths times four and nine tenths is some number.
Mathematics
Perform the operation. Write the answer as a fraction in lowest terms.2
+ 19
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.4x = 8
A. 
B. 
C. 
D. 
Mathematics