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
DerKrebs [107]
3 years ago
11

-1+3-5+7-...+97-99 plz help me

Mathematics
1 answer:
mars1129 [50]3 years ago
7 0

Answer:

13

Step-by-step explanation:

You might be interested in
What is the approximate volume if this cone 9cm by 15cm
ArbitrLikvidat [17]
<em>Hello there, and thank you for asking your question here on brainly.

<u>Short answer: A. 1272 cm</u></em>³
<em>
Why?

When finding the volume of a cone, you use the formula <u>V = </u></em><u><em>πr²h/3. </em></u><em>R = 9, H = 15. V = π9²15/3 9</em>² = <em>81 | 15 / 3 = 5 | 3.14 * 81 = 254.34 | 254.34 * 5 = 1271.2 1272 rounded.

Hope this helped you! ♥</em>
5 0
3 years ago
What is 69 x 420 <br> Can you sub to me please?
Alex17521 [72]

Answer:

69x420=28,980

Step-by-step explanation:

i will

6 0
3 years ago
Read 2 more answers
The cost of three tickets to a movie is at least $20. select an inequality that represents the cost x (in dollars) of each ticke
GREYUIT [131]

Answer:

Step-by-step explanation:

Como quito el ingles

7 0
3 years ago
2.1 x 10^5 +4.3 x 10^4
Alla [95]

Answer:

253,000

Step-by-step explanation:

  1. 10^{5} = 100000  
  2. 10^{4} = 10000  
  3. Plug the above answers in: 2.1 × 100,000 + 4.3 × 10,000
  4. 2.1 × 100,000 = 210,000
  5. Plug 210,000 in: 210,000 + 4.3 × 10,000
  6. 4.3 × 10,000 = 43,000
  7. Plug 43,000 in: 210,000 + 43,000
  8. 210,000 + 43,000 = 253,000

I hope this helps!

4 0
3 years ago
Helppppppppppppppppppppppppppppp
mafiozo [28]

Answer:

1.) x=3  2.)n= -1/4 3.) h=7

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
Other questions:
  • central park in new york city is rectangular in shape and measures approximately 1.37 •10 4 feet by 2.64 •10 2 feet if one acre
    12·1 answer
  • Write an equation of a line in slope-intercept form that is parallel to y = 3x+6 and passes through the point (-10, 2.5).
    11·1 answer
  • Two-thirds of a number plus 17 is at least 29
    12·1 answer
  • What’s 1 Apple plus 1 apple
    15·2 answers
  • Clark and Lindsey Banks have agreed to purchase a home for $225,000. They make a down payment of 15%. They have obtained a mortg
    12·1 answer
  • Michael has a set of 24 math problems to do for homework. Michael completed of his homework
    5·1 answer
  • Ken makes $400 a week before a 5% raise, and then another 6% raise. What is his weekly pay now? Can someone please help me with
    10·1 answer
  • Answer the questions for BRAINLIEST (EASY)<br><br> A.<br> B.<br> C.
    9·2 answers
  • Which expressions are equivalent to -6n+(-12)+4n
    7·1 answer
  • ITZZZ EAZY PLZZZ<br> What is a system of equations?<br> What is a system of inequalities?
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!