Translate the sentence into an equation. Use x to represent the unknown number. Do not solve.Six times the sum of a number and 36 decreased by 9 is the same as the difference of three times the number and 15.
A. 6(x + 36) - 9 = 3x - 15
B. 6(x + 36) - 9 = 3(x - 15)
C. (6x + 36) - 9 = 3x - 15
D. (6x + 36) - 9 = 15 - 3x
Answer: A
Mathematics
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+ 1 = 8
A. ? B. {10, -4} C. {-10, 4} D. {10}
Mathematics
Find the coordinates of the vertex of the parabola.y = x2 - 4x + 5
A. (1, 2) B. (1, 0) C. (2, 1) D. (0, 2)
Mathematics
Based on the graph, find the range of y = f(x).f(x) = 
A. (-10, 10) B. (-?, ?) C. (-?, 0) or {0} or (0, ?) D. (-?, 0) or (0, ?)
Mathematics
Simplify.
รท 
A. 
B. 
C. 
D. 
Mathematics