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
forsale [732]
3 years ago
10

If /\PQR~/\SQT, find the value of x.

Mathematics
1 answer:
worty [1.4K]3 years ago
7 0

Answer:

\frac{x + 13}{8}  =  \frac{21}{x - 9}  \\  {x}^{2}  + 4x  - 117 = 168 \\  {x}^{2}  + 4x   - 285 = 0 \\ (x - 15)(x + 19) = 0 \\ x = 15 \\ x =  - 19

You might be interested in
Calculate the length of the diagonal of a rectangle whose sides measure : (a) 12 meters and 48 meters (b) 11 centimetres and 60
Serggg [28]
When solving this problem, you need to imagine the diagonal line through the rectangle. This makes two triangles which you can use the pythagorean theorem for. 12 squares plus 48 squared equals 2,448. Find the square root of that at it will be your answer (I don’t have the time to figure it out). 11 squared plus 60 squared is 3,712. Square root tbd... add the label and you’re finished!
7 0
3 years ago
!! Help please......
Cerrena [4.2K]

Answer:

2

Step-by-step explanation:

6 0
3 years ago
100 POINTS PLEASE HELP ASAP!!!!!!
Scorpion4ik [409]

Answer:

they spent 20.3 hours every week watching television!

Step-by-step explanation:

Hope it helped :) please mark brainliest :)

3 0
3 years ago
What is 275x56 in stander algorithm pls help
leonid [27]
1650
1375
15400
Hope this will be helpful
5 0
3 years ago
The formula for the area of a square is s2, where s is the side length of the square. What is the area of a square with a side l
levacccp [35]

36

area of square = s²

given s = 6 , then

area = 6² = 36



8 0
3 years ago
Other questions:
  • 2/3 of a dollar is what?
    12·2 answers
  • Why did congress provide cash grants to states during 1930s
    11·1 answer
  • There are six buses transporting students to a baseball game with 32 students on each bus each row at the baseball stadium Seat
    7·2 answers
  • 10. What is the value of x in this equation?
    8·1 answer
  • Eric's gas tank is 1/3 full. After he buys 9 gallons of gas it is 5/6 full .How many gallons can Eric's tank hold
    13·1 answer
  • Someone help. Foundation
    6·1 answer
  • Let's evaluate 3x + 4 when x=5
    12·1 answer
  • PLZ ANSWER this in slope intercept form show ur work plz will give brainlist
    12·2 answers
  • Jeanne is twice as old as her brother Mark. If the sum of their ages is 24, how old is Jeanne?
    12·1 answer
  • Evaluate the expression (9 + 14i) + (7 – 11i) and write the result in the form a + bi.
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!