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
Ludmilka [50]
4 years ago
13

Find the sum of an arithmetic 9 terms; 2, 5, 8, 11.... 9

Mathematics
2 answers:
PIT_PIT [208]4 years ago
8 0

Answer:

6

Step-by-step explanation:

Sindrei [870]4 years ago
7 0

Answer:

126

Step-by-step explanation:

the formula for sum of arithmatic progression=n/2(2a+(n-1)d)

=9/2 (4+8*3)

=9/2*(28)

=9* 14=126

You might be interested in
Fabian bought a bunch of fried chicken legs. 1/2 of the chicken legs cost $5.25. How much did he pay for all chicken legs
vaieri [72.5K]
He payed $2.625 for all chicken legs.
3 0
3 years ago
The perimeter of a rectangle is 60 feet. the length is 2 feet more than 3 times the width. find the width of the rectangle
ExtremeBDS [4]
2w+2l=60 and l = 3w+2

All we need to do to find width is substitute the length in the perimeter formula with the length formula we have established.

2w+2(3w+2)=60
2w+6w+4=60
8w+4=60
8w=56
w=7

width is 7 feet
4 0
3 years ago
Katy invests a total of $30,500 in two accounts. The first account earned a rate of return of 15% (after a year). However, the s
uranmaximum [27]

Answer:

no clue

Step-by-step explanation:

figure it out by yourself

7 0
3 years ago
Last saturday maria walked her dog 1 2/5 miles.Natalia walked her dog 5 times as far.How many miles did Natalie walk her dog
faltersainse [42]
Natalia walked her dog 7 miles.
Work:
1 2/5 x 5 = 35/5 which is 7
4 0
3 years ago
Read 2 more answers
What is the equation of the line through (−2, −2) and (4, −5)?
blondinia [14]

Answer:

Step-by-step explanation:

(-5 + 2)/(4 + 2) = -3/6 = -1/2

y + 2 = -1/2(x + 2)

y + 2 = -1/2x - 1

y = -1/2x - 3

3 0
3 years ago
Read 2 more answers
Other questions:
  • A telephone company charges initially $0.50 and then $0.11 for every minute. Write an expression that gives the cost of a call t
    8·1 answer
  • Match each power of a power expression with its simplified expression.
    15·1 answer
  • Use properties to find the sum or product of 107+0+39+13
    14·2 answers
  • Toby buys a new MP3 player for a price of $45.50. what is the total amount his credit card is charged if the sales tax is 7%
    8·2 answers
  • Find the area of the shaded polygons:
    13·1 answer
  • A circle has a radius of 7.5 cm what is the diameter?
    15·2 answers
  • Suppose a researcher wants to make sure that the probability of committing a Type I error is less than 5%. How can the researche
    10·1 answer
  • 8. Which of the following are equivalent to 50? Select all that apply. A. 10% of 5,000 B. 20% of 250 C. 25% of 200 D. 30% of 150
    11·1 answer
  • Kareem made 195$ for 13 hours of work. At the same rate, how much he make for 11 hours of work?
    13·1 answer
  • 4. What is the value of x? Show your work!<br> TUV ~ABC
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!