Answer:
Number of student of 7th grade using computer = 21
Total number of 8th grader student surveyed = 97
Step-by-step explanation:
The complete question is attached herewith
Solution
As we can see in the table
Total number of 7th grader student = 74
Out of these 74 student, 53 use cell phone
Hence, the number of student of 7th grade using computer = 74-53 = 21
Like wise, total number of 8th grader student surveyed = 59 +38 = 97
Cant even understand that sorry
Answer:
13/12
Step-by-step explanation:
common multiple is 12 the times the numerator of each fraction to get an equivalent fraction, then add them together
9514 1404 393
Answer:
(x, y) = (34/5, -4/5) = (6.8, -0.8)
Step-by-step explanation:
Subtract the first equation from the second to eliminate x.

Substituting for y in the second equation, we can find x.

The solution is (x, y) = (34/5, -4/5) = (6.8, -0.8).