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
Anna11 [10]
3 years ago
13

If the legs of a right triangle are x, (2x - 1) and its hypotenuse is (2x + 1), what is the value of x?​

Mathematics
1 answer:
Ber [7]3 years ago
3 0

Answer:

x=8

Step-by-step explanation:

(2x + 1)² = x² + (2x - 1)² = x² + (2x - 1)(2x - 1)

(2x + 1)(2x + 1) = x² + 4x²-2x-2x+1

4x²+2x+2x+1 = 5x²-4x+1

4x²+4x+1 = 5x²-4x+1

0= 5x²-4x²-4x-4x+1-1

0= x²-8x

x²-8x=0

x²=8x

x=8

You might be interested in
What is the quotient of -1/8 and - 1/3
eimsori [14]

Answer:

Step-by-step explanation:

(-1/8)/(-1/3) = (-1/8)×(3/-1) = (-1)(3)/(8)(-1) = -3/-8 = 3/8

3 0
3 years ago
The same couple, what is the probability that if they have three children, two will be boys and one will be a
cricket20 [7]
3/8 would be the correct answer.

8 0
3 years ago
Translate Each sentence into an equation!!!
Amanda [17]
20+2N=52
now subtract 20 from each side, to get 2N alone
2N=32
now divide each side by 2 
N=16
6 0
3 years ago
Devon purchased tickets to an air show for 9 adults and 2
Vladimir79 [104]

Answer:

18$ per adult, 15 per clild

Step-by-step explanation:

Brainly plzzzz

6 0
3 years ago
Read 2 more answers
What isn't the bets approximation for the area of this circle labeled 8 inches use3.14 to approximate pi
Arte-miy333 [17]

Answer:

50.272  in^2

Step-by-step explanation:

Step one:

Given data

Circles are described using the diameter parameter

Diameter of the circle is 8 inches

radius = 4 inche= d/2

Step two:

The area of the circle is

A= πr^2

A= 3.142*4^2

A=3.142*16

A=50.272  in^2

8 0
3 years ago
Other questions:
  • HELP please! <3
    6·2 answers
  • What is the slope of the line between the points (2,-1) and (5,-3)
    8·1 answer
  • Evaluate the expression when: A=2, B=1, C=4<br> A+6/CB
    9·2 answers
  • A linear equation that passes through (-6,-5) and parallel to 2x-3y=12
    7·1 answer
  • Mike has 18 goldfish and 24 silver fish in his aquarium what is the ratio of silverfish do total fish in the aquarium​
    7·2 answers
  • 41. What is the image of O(- 3, - 2) after two reflections, first across the line y = - 5 , then across the line x = 1 ? (1 poin
    9·1 answer
  • Please help what is the area?
    5·1 answer
  • George borrowed $25,000 for a new car. If George pays simple interest at a rate of
    13·2 answers
  • Please help, I’m trying to learn but I’m having so much trouble not understanding.
    8·1 answer
  • I WILL GIVE OUT BRAINLIEST FOR CORRECT ANSWERS PLEASE HELP ME
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!