Brainliest will be given if answered under 30min. 1)
What is the mean of this data set?

{4, 7, 13, 3, 9}

2)
What is the mean of this data set?

{1/4, 1 1/3, 2/3, 1/4, 1/2}

1.  The mean is 7,2

2. The mean is 0,6

Explanation: The mean of a set of numbers is the sum divided by the number of terms.

use substitution to solve each system of equations. y = x + 5 3x + y = 25 62/87,21 y = x + 5 3x + y = 25 substitute x + 5 for y in the second equation. substitute the solution for x into either equation to find y. the solution is (5, 10)

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step-by-step explanation:

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step-by-step explanation:

2 tens + 6 ones

1 ten + 16 ones

0 tens + 26 ones