Simplify the expression using the distributive property. 42+7a

  7(a +6)

Step-by-step explanation:

7 is a factor of both terms, so we can factor that out.

  42 +7a = 7·6 +7·a = 7(6 +a)

c

step-by-step explanation:

when in doubt choose

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an advantage of the standard deviation is that it increases as the dispersion of the data increases. e. the interquartile range is preferred when the data are not skewed or no have outliers. an advantage of the standard deviation is that it uses all the observations in its computation.