Answer:
x = 3 2/3
Step-by-step explanation:
Given
3x - 4 = 7
Add 4 to both sides of the equation
3x - 4 + 4 = 7 + 4
3x = 11
Divide both sides by 3
3x/3 = 11/3
x = 3 2/3
1 lemon to 2 waters will be proportional to what he Brandon needs so:
1 lemon / 2 water = x lemon / 12 water
Multiply by 12
And you get (1/2)*12 which is 6=x lemons
He needs 6 cups of lemons
Answer:
m=2
Step-by-step explanation:
I calculated it sorry
Answer:
89.84375
Step-by-step explanation:
Given that on a finance exam, 15 accounting majors had an average grade of 90. On the same exam, 7 marketing majors averaged 85, and 10 finance majors averaged 93.
To find weighted mean.
Here weights can be considered as number of majors in each subject

Weighted total = 1350+595+930 = 2875
Weighted mean = weighted total/total students

Hi there!
The answer would be 120 so D.
Add all the measurements: 20 + 60 + 40 and you get 120.
Hope this helps ;)