Find the number.The difference of a number and 7 is the same as 39 less the number.
A. 16
B. -16
C. 23
D. -23
Answer: C
Mathematics
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Use inductive reasoning to predict the next line in the pattern. Then perform the arithmetic to determine whether your conjecture is correct.76 - 74 + 72 - 70 = 77 - 75 + 73 - 7186 - 84 + 82 - 80 = 87 - 85 + 83 - 81
A. 96 + 94 - 92 + 90 = 97 + 95 - 93 + 91 B. 96 + 94 - 92 - 90 = 97 + 95 - 93 + 91 C. 96 - 94 - 92 + 90 = 97 - 95 + 93 - 91 D. 96 - 94 + 92 - 90 = 97 - 95 + 93 - 91
Mathematics
Round as indicated.6171 to the nearest hundred
A. 6100 B. 6300 C. 6190 D. 6200
Mathematics
Graph the ellipse.
+ 
= 1
A. 
B. 
C. 
D. 
Mathematics
Solve.x2 - 4x + 4 = 0
A. {0, 2} B. {-2} C. {2} D. {-2, 2}
Mathematics