Use the distributive property to create an equivalent expression to 7x+56

Step-by-step explanation:

Given expression:

which is equivalent to

Since 7 is common in both the terms in the above expression, so we can take it out as common by using converse of distributive property

         a(b+c)=ab+ac

          ab+ac=a(b+c)

answer: .64

step-by-step explanation

set up the formula for standard deviation for this set of numbers, then simplify

the answer is a if my teacher taught me correct