A student started out poorly on his first mathematics test. However, he doubled his score on each of the next two tests. The thi
rd test grade was 100. What was the student’s average test grade? Round to the nearest tenth.
1 answer:
His score is 50
How to:
First test grade:0
Second test grade:50
Third test grade: 100
Add all three and divide by 3
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Answer:
x= 11
Step-by-step explanation:
3x= 24+9
3x= 33
x= 33/3
x= 11
hope it helps ,pls mark me as brainliest
Divide each side by 16
x = 3
-21 + 28m = 8m + 19
20m = 40
m = 2
Answer:
-14c
Step-by-step explanation:
I’m using the actual values 1F = -17C so just times that by 5.4
