Answer:
the number is 5
Step-by-step explanation:
((n x 5 + 3.5) ÷ 2) -7.6 = 6.65
( 5n + 3.5) ÷ 2 = 14.25
5n + 3.5 = 28.5
5n = 25
n = 5
Answer:
Earnings (E), Time (T) Rate (R) E = 9t
On Friday he worked 9 hours
Step-by-step explanation:
divide 36 by 4 to get 9 (Fo that for all the earnings to make sure you got the correct answer) Then just divide 81 by 9 to get 9 hours.
Answer:
(x+1) (x^2+6)
Step-by-step explanation:
x^3+6x+x^2+6
Rearranging the order
x^3+x^2 + 6x+6
We can factor by grouping
Taking an x^2 from the first two terms and a 6 from the last two terms
x^2(x+1) +6(x+1)
Now we can factor out an (x+1)
(x+1) (x^2+6)
Fraction of students enrolled in Chinese =
Fraction of students enrolled in French =
Fraction of students enrolled in Spanish =
Solution:
Total number of students = 51 + 33 + 42
= 126
Number of students enrolled in Chinese = 51
Fraction of students enrolled in Chinese
Fraction of students enrolled in Chinese =
Number of students enrolled in French = 33
Fraction of students enrolled in French
Fraction of students enrolled in French =
Number of students enrolled in Spanish = 42
Fraction of students enrolled in Spanish
Fraction of students enrolled in Spanish =
3 Skirts
2 Dresses
Total cost $78.26
Total hours 14