Tell how many solutions the system has. Do not actually solve.3x = y + 36x - 2y = 3
A. No solution
B. One solution
C. Infinitely many
Answer: A
Mathematics
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Find the circumference of the circle with the given radius or diameter.d = 19.5 ft
A. 123 ft B. 61.26 ft C. 61.3 ft D. 122.5 ft
Mathematics
Express the number in decimal notation.1 × 104
A. 40 B. 100,000 C. 1000 D. 10,000
Mathematics
Consider only the discriminant, b2 - 4ac, to determine whether one real-number solution, two different real-number solutions, or two different imaginary-number solutions exist.-9 - 5x2 = 4x - 12
A. One real solution B. Two different imaginary-number solutions C. Two different real-number solutions
Mathematics
Use trial and error to factor the trinomial, or state that the trinomial is prime.4y2 + 12y + 9
A. (2y - 3)(2y - 3) B. prime C. (2y + 3)(2y + 3) D. (4y + 3)(y + 3)
Mathematics