1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Anit [1.1K]
3 years ago
12

Find the value of x

Mathematics
1 answer:
forsale [732]3 years ago
3 0

Answer:

4) 4

5) 6.5

6) 14

Step-by-step explanation:

Question 4 equation: (\frac{12*5}{2} * 2) + (\frac{5x}{2} *2) = 80 ⇒ 60 + 5x = 80 ⇒ 5x = 20 ⇒ x=4.

Question 5 equation: 16x=104 ⇒ x=6.5.

Question 6 equation: \frac{10x}{2} = 70 ⇒ 5x=70 ⇒ x=14.

You might be interested in
Tom bought 3 adult movie tickets and 8 child tickets. If adult tickets cost $9.00 each and child tickets cost $5.00, what is the
defon

Answer:

the total cost is $67

Step-by-step explanation:

9 × 3 = 27 8 × 5 = 40 40 + 27 = $67

5 0
3 years ago
2,400 divided by what give you 3,600?
Illusion [34]

Answer:

roughly about 0.65

Step-by-step explanation:

4 0
3 years ago
Jack is 3 times as old as Lacy. 8 years from now the sum of their ages will be 64. How old are they now?
prisoha [69]

Answer:

f4

Step-by-step explanation:

45

5 0
3 years ago
If Tom brushes his teeth 1/12 hour a day. how many minutes does Tom brush his teeth in 2 weeks? What units of time do you need t
lilavasa [31]
1/12 hour = 5 minutes, 2 weeks is 14 days, so 5*15 = the amount of time he brushes his teeth so you would need to change from hours to minutes
6 0
3 years ago
As the value of the multiple coefficient of determination increases,
Leona [35]

Answer:

a.the goodness of fit for the estimated multiple regression equation increases.

Step-by-step explanation:

As the value of the multiple coefficient of determination increases,

a. the goodness of fit for the estimated multiple regression equation increases.

As we know that the coefficient of determination measures the variability of response variable with the help of regressor. As we know that if the value of the coefficient of determination increases strength of fit also increases.  

7 0
3 years ago
Other questions:
  • The sum of the lengths of all the edges of a cube
    9·2 answers
  • Money is invested at two rates of interest. One rate is 8% and the other is 2%. If there is $700 more invested at 8% than at 2%,
    10·1 answer
  • I don't know plz help me
    13·1 answer
  • What is the percent of 225 is 45
    9·2 answers
  • Find the sum and express it in simplest form. (3t2 + 6t + 1) + (-9t2 - 5t)
    11·1 answer
  • What is ( (5x+30) / x )^2​
    10·1 answer
  • Factor: 2x^2 + 5x + 3​
    9·1 answer
  • Find the measure of angle 3.
    15·1 answer
  • Algebra
    6·1 answer
  • 2x+13=4x-3? Is the correct answer 5 and how did i get the answer because when i checked it i got different answer?
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!