Solve.When two is subtracted from half of a number the result is -2. What is the original number?
A. -2
B. -8
C. 0
D. -6
Answer: C
Mathematics
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Express the number in scientific notation.870,000
A. 8.7 × 105 B. 8.7 × 104 C. 8.7 × 10-4 D. 8.7 × 10-5
Mathematics
Add or subtract.-952.28 - 55.26
A. 1007.54 B. -897.02 C. -1007.54 D. -786.5
Mathematics
Solve the problem.When reading a nutrition label for a box of chocolates, you see that there are 320 calories in 8 pieces. Use scaling to find the number of pieces that contain 920 calories.
A. 46 pieces B. 33 pieces C. 23 pieces D. 2560 pieces
Mathematics
Find the inverse of the matrix, if possible.A = 
A. 
B. 
C. 
D. 
Mathematics