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1. Which of the following is the correct representation for the phrase, “seven less than twice a number”?
A. 7 - 2n B. 2n - 7 C. 7 > 2n D. 7 < 2n

2. Evaluate 2x - 5, if x = -2
A. -9 B. -1 C. 2 D. 5

3. Find the value of x3 + 2y when x = 2 and y = -1.
A. 10 B. 8 C. 6 D. 4


Sagot :

Answer:

1. B.

2. A.

3. D.

Step-by-step explanation:

I just search it but hope that helps :)