Answer:
because x is the middle integer of three consecutive integers
=> The remaining 2 numbers respectively are x - 1 and x + 1
=> the sum of these three integers is
x - 1 + x + x + 1 = 3x
Answer:
Your answer is (D)-7
Step-by-step explanation:
Answer:
The answer is 3x because 3 times 4 is 12, and 12+3=15.
