What is the GFC of 28 and 56 A 4 B 7 C 14 D 28
2 answers:
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Answer:
All real numbers.
Step-by-step explanation:
So we have the equation:
First, distribute the right side:
As we can see, both expressions on both sides of the equation are the exact same. In other words, every value of y will make the equation true. Thus, the answer is all real numbers.
Answer:
2.0
Step-by-step explanation:
x = age
y = average systolic blood pressure
x₁ = 40 years old, y₁ = 110 systolic blood pressure
x₂ = 50 years old, y₂ = 130 systolic blood pressure
∴ Slope of the regression line is 2.0