Answer:
- 18
Step-by-step explanation:
note that | 9 | = 9 , thus
- 2 | 9 | = - 2 × 9 = - 18
Answer:
-640
Step-by-step explanation:
Let the integers be x-1, x, x+1.
Given,
x -1 + x + x + 1 = 21 + 2(x - 1)
3x = 21 + 2x - 2
x = 19
Hence, the three integers are 18, 19 and 20.
Answer:
Do you mean 54x2=6?
Step-by-step explanation:
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If 9 chairs were sold, the store has to sell 11 tables in order to meet the requirements.
