Genesis surveyed some of her classmates to see what score they received on a math test. The results are shown in the table. Score Frequency
60 I
70 I
80 III
90
100 III

Part A:

Use the table to calculate the mean of the test scores. Show your work.

1. isolate the variable, in this case, d. subtract 35.5 on both sides of the equation.2. 52 subtracted by 35.5 is 16.53. therefore your answer would be d= 16.5this is the basics of pre algebra, isolating variable through adding, subtracting, multiplying, and dividing, if you have any other questions to ask just comment!

Aline graph should be used