For this one I'm going to assume that 4 7a means 4 * 7a...
(8 + 7a) + 4 * 7a =
8 + 7a + 28a =
8 + 35a
If I read it wrong and 4 7a is actually 47a then...
(8 + 7a) + 47a =
8 + 54a =
2(4 + 27a)
<h2>
Answer:</h2>
variance measures variability from the average or mean. It is calculated by taking the differences between each number in the data set and the mean.','.
X= 22.5 get the x by itself by dividing by 2
Answer:
Step-by-step explanation:
tey to analyze the problems
Answer:
the answer is 1/5
Step-by-step explanation:
