Solve using the substitution method. Use a graphing calculator to check your answer. 6x - 3y = 07x + 8y = 92
A. (4, 8)
B. (-8, -3)
C. (-4, 8)
D. No solution
Answer: A
Mathematics
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A. Upward B. Downward
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Write the number in standard form.4.002 × 107
A. 40,020,000 B. 400,200,000 C. 280.14 D. 4,002,000
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Indicate whether the ordered pair is or is not a solution to the given system.2x + y = -23x + 2y = -6(2, -6)
A. Not a solution B. Solution
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Determine whether the given expression is a polynomial. If it is, write it in standard form.-6 + 18x
A. Yes; 18x - 6 B. No
Mathematics