Step-by-step explanation:
2x + 1 = 16
2x = 15 (subtract 1 on both sides)
x = 7.5 (divide 2 om both sides)
Since 7.5 is not an integer, (a) is No.
However 7.5 is rational, therefore (b) is Yes.
Answer:
449,641
Step-by-step explanation:
Use a calculator
Answer:
They are adding 2 by each number.
Answer: look at the picture
Step-by-step explanation: Hope this help :D