For the given verbal description, write a rule in the form of an equation.
?
For each number x in the domain, the corresponding range value y is found by multiplying by 2 and then subtracting 7.
?

A.
B. ?
C. ?
D. ?
E. ?


Answer: B

Mathematics

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Solve the equation.3x(x + 9) = (2x + 8)(x + 9)

A. -8 B. -9, 8 C. 8 D. 9, -8

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Find the GCD for the given numbers by an appropriate method.22 ? 32 ? 74 and 34 ? 54 ? 72

A. 441 B. 2205 C. 1764 D. 21

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Find the linear function that is the best fit for the given data. Round decimal values to the nearest hundredth, if necessary.

A. y = 54 B. y = 2.5x + 50.4 C. y = 55.3 D. y = 3x + 50

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Find the identical expression for the following. ? ?

A.
B. ?
C.
D. ?
E. 1

Mathematics