State the phrase as a mathematical expression. Use x to represent the variable.The quotient of a number and four

A. 4 - x
B. 4x
C. 4 + x
D.  


Answer: D

Mathematics

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Factor completely. If the polynomial is prime, state so.25x2 - 49

A. (5x + 7)(5x - 7) B. prime C. (5x + 7)2 D. (5x - 7)2

Mathematics

Simplify the given expression using the definition for negative exponents. Assume that all variables represent nonzero numbers.x-2

A.
B. x2
C.
D. 2x

Mathematics

Clear fractions then solve by substitution.x + y = 2x - y = - 2

A. {(-2, 10)} B. {(1, 10)} C. {(-1, 9)} D. ?

Mathematics

Solve the system of equations (only real solutions) by the elimination method. Check your solutions.

A. {(-, 5), (0, 6)}
B. {(0, 6), (, 5)}
C. {(0, -6), (, 5)}
D. {(-, 5), (0, -6), (, 5)}

Mathematics