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
Lubov Fominskaja [6]
3 years ago
10

The sum of the two digit number is 12. If the digit are revesed, then the new number is 18 less than the originaol muber that is

the number?
Mathematics
1 answer:
FromTheMoon [43]3 years ago
6 0

Answer:

A) X + Y = 12

B) 10Y + x = 10x + Y -18

B) 9Y = 9x -18 multiplying A) by -9

A) -9Y = 9x - 72  adding A and B we get

0 = 18x -90

x = 5

The number is 75

Double-Check

7 + 5 = 12

75 -57 = 18





Step-by-step explanation:


You might be interested in
Does anyone know the answer ?, thank you
Mama L [17]

Answer:

It's steepness decreases

Step-by-step explanation:

If you graph both, you can see it's less steep. Sorry I don't know if there's any other faster way.

6 0
3 years ago
Read 2 more answers
Help me please I need it for math tomorrow
34kurt

Answer:

8?

Step-by-step explanation:

i can't see it

6 0
3 years ago
What is 20% of 100 in whole money
Kryger [21]
%=percent
percent means parts out of 100
20%=20/100
'of' means multiply

20% of 100  units means
20/100 times 100 units=2000/100 units=20 units
3 0
3 years ago
Read 2 more answers
5. Which two triangles in problems 1-4 are similar? Explain.<br> Help please
Shkiper50 [21]

Answer:

Triangle 1(ABC) and Triangle 3(XYZ) are similar since all their angles are equal

In Traingle XYZ m of angle Y is 85 degree..

Hope it helps u...

4 0
2 years ago
Do all 4 pls hahahahahhahahahahaha
riadik2000 [5.3K]
1.-4
2.-6
3.2
4.-2
here you go.
5 0
2 years ago
Other questions:
  • Need help with fill in the exponent #9
    8·1 answer
  • The value of p varies directly with q, and p=8 when q=2. What is the value of p when q=7
    12·1 answer
  • What is 2x+3=x-4 I really need help on this question​
    11·2 answers
  • Mallory began a new job at an amusement park 4 weeks ago. She worked 13 hours during the first week, 22 hours during the second
    6·2 answers
  • Repeat Problem 1, except for an M/M/3 queue with mean interarrival time 1.25 minutes and mean service time 3 minutes at each of
    12·1 answer
  • Would you receive any change if you use $200 to buy a book for $9.90, a new television for $179.97, and a new CD for $9.99? What
    13·1 answer
  • Use the properties of vertical angles to find the value of x.
    8·2 answers
  • PLEASE HELP IT'S TIMED<br> Order from least to greatest 0, -1.9, -1 4/5, -1/3, and 0.25
    6·2 answers
  • A line passes through the point (6-8) and has a slope of
    6·1 answer
  • If x = 13, how could the angles be classified? Are the angles complementary or supplementary?
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!