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
Sophie [7]
3 years ago
9

PLS TELL ME HOW THIS TRICK WORKED!! I HAVE TO SUBMIT KT SOON!

Mathematics
2 answers:
madreJ [45]3 years ago
8 0

Answer:

x=2

Step-by-step explanation:

let the unknown number be x

now we are to find x regarding the question as an equation, let's form the equation to solve for x

the interpretation of the question is:

(x² + x)/3 = x

by collecting the like terms:

(x²+ x) = 3x

x² + x = 3x

x² = 3x - x

x² = 2x

x = 2

mars1129 [50]3 years ago
8 0

Answer:

The number you thought to start with, X

Step-by-step explanation:

Magician's secret:

Step 1: Let the original number you thought of be X

Step 2: 2 × x = 2X

Step 3: 2X + X = 3X

Step 4: 3X/3

》X

You might be interested in
The government published the following stem-and-leaf plot showing the number of sloths at each major zoo in the country: pls ans
Sveta_85 [38]

Answer:

3

Step-by-step explanation:

If 4 | 1 = 41, that means that when you're looking at the number, you basically see it without the "|". If you see it that way, the smallest number would be 03.

5 0
2 years ago
PLEASE HELP ME PLEASE!
maria [59]
They can because of zero property. If we set them equal to zero we get their roots which is 3 and -2. This is the same on the x axis which is goes through. We can mark these points.
4 0
3 years ago
Twenty times a square of a positive integer plus 50 equals negative 40 times the square of the positive integer plus one-hundred
rusak2 [61]
20x^2+50 = -40x^2+110x [ Taking x as the unknown positive integer ]
4 0
3 years ago
Select the set of equations that would be used to solve the following absolute value equation: |x+6|=18
Wewaii [24]
The answer is A. x-6=18 and x+6=18.

8 0
3 years ago
Read 2 more answers
Three potential employees took an aptitude test. Each person took a different version of the test. The scores are reported below
sergejj [24]

Answer:

Kerri

calculate z scores z= (x - xbar)/stdev

Kerri = 1.7

Cade = .7

Vincent = 1

Step-by-step explanation:

6 0
2 years ago
Other questions:
  • Find the volume V of the solid obtained by rotating the region bounded by the given curves about the specified line. y = x, y =
    11·1 answer
  • Can someone please help me?
    9·1 answer
  • 48(13/24)<br><br> multiply 48 and 13 over 24
    7·2 answers
  • Question 2
    15·1 answer
  • How many liters of pure acid must be added to 3 liters of 50% acid solution to obtain a 75% acid solution?
    9·1 answer
  • Write 6 letters. 5 out of 6 of the letters should be vowels
    13·1 answer
  • Please help and I’ll give branliest answer to the person who’s most descriptive
    9·2 answers
  • What is the probability of rolling both of these dice and getting both of them to land on 1
    10·1 answer
  • Chemistry: hydroluronic acid formula
    8·1 answer
  • S+f=24 s=3f<br><br> I need this now
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!