There are 2 methods you are taught in Middle School.
Elimination and Substitution.
Answer:
i think its b i'm not entirely sure
Step-by-step explanation:
Answer:
6.D and F
6. I DONT KNOW
7. B and D
8. 48 and 52
9. m=(3*17)+5
Step-by-step explanation:
might be wrong but i tried and i could figure out 6 sorry
To find 5/6 of 12, you do 5/6 multiplied by 12
12*5/6 (first multiply 12 by 5 and leave the answer over 6)
60/6 (simplify)
The final answer is 10
Hope this helps!
For this case, the first thing to do is find the number of incorrect questions.
We have then:

Then, we look for the wrong percentage of questions.
For them we divide by the total number of questions and multiply by one hundred.

Answer:
the percentage to one decimal place is:
28.3 %