Fofy1013
Fofy1013 Fofy1013
  • 17-05-2017
  • Mathematics
contestada

I need help on 5 please help fast

I need help on 5 please help fast class=

Respuesta :

Cheetah0710 Cheetah0710
  • 17-05-2017
 the correct answer is 83.

yyyyyeeeeeeaaaahhhhhh bbbbooooiii
Answer Link
hollymoppelt
hollymoppelt hollymoppelt
  • 17-05-2017
the equation you would use is 
mean= Test1+test2+test3+test4+test5+Test6+x/Total number of tests

so 83=89+78+69+81+89+90+X/7
First mutiple both sides by 7 so 
581=496+X
you then substract the 496 and get 85
so she would need a 85 on the 7th test
Answer Link

Otras preguntas

What technique would you use to separate the Drierite from the silicon? *
The Epidermis (skin) is more superficial than the muscle tissue. True False
help for guitar class!!​
iHola, chicos! Me llamo Sara, y vivo en Trujillo, Perú. Yo estoy en casa de mi tía en Lima, Perú. Hoy estoy en la Plaza Mayor con mi familia. La Plaza Mayor es
A ​chemical change​ by definition involves a reaction that rearranges the atoms of one or more substances, resulting in a ​change in their chemical properties o
I am not driving down with you anymore thanks for taking me all those times. Sentence fragment or run on
In which case did the warren court rule on whether public schools could require prayer?
Here are four number cards.6273a) Using only two of the cards, write down the smallest two digit numbethat can be made.b) Using only three of the cards, write d
Write the following arithmetic expression as a valid C arithmetic expression: C = (F - 32) / 1.8
state the coordinates​