Write the sentence as an equation. Use x to represent "a number."Nine times the sum of a number and -45 is 27.
A. 9[x + (-45)] = 27
B. 9 + x + (-45) = 27
C. 9x + (-45) = 27
D. x + 9(-45) = 27
Answer: A
Mathematics
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Solve the problem.Last year, Susan's average telephone bill was $149.68. In October, her telephone bill was $181.19. How much more than last year's average was the October bill?
A. $21.51 B. $31.61 C. $31.51 D. $32.51
Mathematics
Add.4074 + 598 + 38 + 8608
A. 13,208 B. 13,318 C. 12,308 D. 12,218
Mathematics
Simplify.
A. 30m3
B. 6m3
C. 6m3
D. 6m3
Mathematics
Decide if the statement: “If ABCD is a parallelogram, then ?A ? ?C,” is true or false. Then form its converse and decide if this converse is true or false. If both the statement and its onverse are true, write a biconditional that is equivalent to both statements.
What will be an ideal response?
Mathematics