Answer: The conclusion drawn from the study is *invalid* because the sample is *biased*. In this instance, an *inappropriate* study was concluded.
If the variable in the equation is * , then you add 13 to each side so that * would be by itself.
The answer is 3.75 or 15/4 or 3 3/4
Answer:
P = 12 + 5x
Step-by-step explanation:
P = a + b + c
P = 7 + (x + 4) + (4x + 1)
= 7 + x + 4 + 4x + 1
= 12 + 5x