3 years ago

Clara scored a 79 on her history test what grade does she have to get on her next test so she will have a average of a 83

1 answer:

6 0

79 is 4 below 83 so her next grade needs to be 4 above in order to get an average of 83. The answer is 87.

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AleksAgata [21]

Answer:

16.5

Step-by-step explanation:

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kolezko [41]

2x=16-2y
x=8-y

6(8-y)+4y=38
48-6y+4y=38
48-2y=38
-2y=-10
y=5

8-5=x
x=3 <-Answer

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3 years ago

Shtirlitz [24]

I believe the answer to your question is D

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timurjin [86]

Step-by-step explanation:

a_n=6-n

➜a_1=6-1

➜,a_2=6-2

➜a_3=6-3

➜a_20=6-20

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3 years ago