Use elimination to solve each system of equations, if possible. Identify the system as consistent or inconsistent. If the system is consistent, state whether the equations are dependent or independent. 6x - 6y = 8412x - 12y = 82
A. (7, -5); consistent and independent
B. inconsistent
C. (7, -7); consistent and independent
D. (-7, -5); consistent and independent
Answer: B
Mathematics
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Solve the equation.3w + 12 = 0
A. 4 B. 0 C. -4 D. -12
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Convert to a mixed numeral.
A. 2
B. 3
C. 2
D. 
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Simplify the expression. Write your answer without negative exponents. Whenever an exponent is negative or zero, assume that the base is not zero.x ? x5
A. 2x6 B. 2x5 C. x6 D. x5
Mathematics
Solve the rational inequality and graph the solution set on a real number line. Express the solution set in interval notation.
< x
A. (-?, -7) ? (-5, 0)
B. (-?, -7) ? (0, ?)
C. (-?, 5) ? (7, ?)
D. (-7, -5) ? (0, ?)
Mathematics