Answer:
Option 2: 2x + 2 = 72
Step-by-step explanation:
First odd: x
Next odd: x + 2
x + (x + 2) = 72
2x + 2 = 72
Because the difference between two consecutive odd numbers is 2.
e.g 3 and 5
Answer:
10x+10
Step-by-step explanation:
distrubute 4(x+10)-30+6
subctract 4x+40-30+6
combine 10x+10
The question is biased towards a response of preferring to use weight-lifting machines because it uses the words "hard" to describe free weights and "easy" to describe the machines, and may persuade some people to choose the machine.
The sample is not biased because it doesn't choose specific women, it includes all women who visit the gym.
Answer: <em>it will actually be -3, 7</em>
