Answer:
s = - 12.8
Step-by-step explanation:
Given
= - 3.2 ( multiply both sides by 4 to clear the fraction )
s = 4 × - 3.2 = - 12.8
Answer:
(a) 7 essays and 29 multiple questions
(b) Your friend is incorrect
Step-by-step explanation:
Represent multiple choice with M and essay with E.
So:
--- Number of questions
--- Points
Solving (a): Number of question of each type.
Make E the subject of formula in 

Substitute 36 - M for E in 


Collect Like Terms


Divide both sides by -4


Substitute 29 for M in 


Solving (b): Can the multiple questions worth 4 points each?
It is not possible.
See explanation.
If multiple question worth 4 points each, then
would be:

Where x represents the number of points for essay questions.
Substitute 7 for E and 29 for M.


Subtract 116 from both sides



Make x the subject

Since the essay question can not have worth negative points.
Then, it is impossible to have the multiple questions worth 4 points
<em>Your friend is incorrect.</em>
I'mthat'sAnswer:
ima be honest I'm not that intelligent thats why im on here but if I'm not mistaken divide y by x and u should have your answer
Step-by-step explanation:
Answer:
30
Step-by-step explanation:
27 diviend by 9 = 3 so 27 +3 = 30.
The answer is 1.7325
1x5=5
1x2=2
1x8=8
Add a zero
2x5=10
2x2=4
2x8=40
Add a Zero
All the answers to the next number will all be zero.
Add that all together.