Find all real solutions. Do not use a calculator.x3 - 4x2 - x + 4 = 0
A. {1, -2, 6}
B. {±1, -5}
C. {±1, 4}
D. {±1, -4}
Answer: C
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Write the phrase as a mathematical expression. Use x as the variable.3 times a number, added to -6, plus 5 times the sum of 4 times the number and 9
A. 3(-6 + x) + 5(4x + 9) B. 3x - 6 + 5(4 + 9x) C. 3x + (-6) + 5(4x + 9) D. 3(-6 + x) + 5(4 + 9x)
Represent the given condition using a single variable, x.Three consecutive even integers
A. x, x + 1, and x + 2, if x is an even integer B. x and x + 2, if x is an even integer C. x + 2, x + 4, and x + 6, if x is an even integer D. x, x + 2, and x + 4, if x is an even integer
Solve the equation 
by factoring.
?
A. 
B. 
C. 
D. 
E. 
Write as a unit rate. Round to the nearest tenth, if necessary.$600 in 5 weeks
A. $600 per 5 weeks B. $120 per week C. $120 weeks per dollar D. $600 per week