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
Lana71 [14]
2 years ago
6

The sum of two numbers is 90. Their difference is 18. Find the numbers.

Mathematics
2 answers:
Naddik [55]2 years ago
5 0

Answer:

36 & 54

Step-by-step explanation:

<em><u>By </u></em><em><u>Question</u></em><em><u> </u></em><em><u>:</u></em><em><u>-</u></em><em><u> </u></em>

  • Sum of numbers = 90 .
  • Difference of numbers = 18 .

<em><u>Let </u></em><em><u>:</u></em><em><u>-</u></em><em><u> </u></em>

  • First Number be x .
  • Second number be y .

<em><u>According</u></em><em><u> to</u></em><em><u> </u></em><em><u>1</u></em><em><u>s</u></em><em><u>t</u></em><em><u> </u></em><em><u>condition</u></em><em><u> </u></em><em><u>:</u></em><em><u>-</u></em><em><u> </u></em>

: \implies x + y = 90

<u>According</u><u> to</u><u> </u><u>2</u><u>n</u><u>d</u><u> </u><u>condition</u><u> </u><u>:</u><u>-</u><u> </u>

: \implies x - y = 18

<em><u>Adding</u></em><em><u> the</u></em><em><u> </u></em><em><u>equations</u></em><em><u> </u></em><em><u>:</u></em><em><u>-</u></em><em><u> </u></em>

: \implies 2x = 18 + 90

: \implies 2x = 108

: \implies x = 54

<em><u>Therefore</u></em><em><u> </u></em><em><u>:</u></em><em><u>-</u></em><em><u> </u></em>

: \implies First number = 54

: \implies Second number = 36

viva [34]2 years ago
4 0

Answer:

6 x 15

Step-by-step explanation:

brainliest

plszpzlzlzlzlzz

You might be interested in
Karla has spent $42 on food. She bought
Mandarinka [93]

Answer:

What is the question?

Step-by-step explanation:

4 0
2 years ago
155​% of what number is 43.4​?
Fed [463]

67.27

155 = 1.55 x 43.4 = 67.27

7 0
3 years ago
Read 2 more answers
What is 2m×2 to the 7 power​
Nina [5.8K]

Answer:

256m

Step-by-step explanation:

not 100% sure but i hope this helps :)

8 0
2 years ago
Read 2 more answers
I need help!!!!!!!!!!!!
qaws [65]

When I do what the problem statement says, I get 47° for the left angle and 58° for the right one. They are not congruent.

4 0
3 years ago
Which angles are supplementary and vertical?
Brrunno [24]

Answer: i would show the picture with it too because I don’t think i could answer that without knowing what the angle looks like

Step-by-step explanation:

3 0
2 years ago
Other questions:
  • System A
    12·1 answer
  • Fx=2x+3​−5 what are the x and y intercepts​
    15·1 answer
  • Solve For x.<br> 5/6 = 15/x
    13·2 answers
  • How do u find this??????????????????????/
    7·2 answers
  • Adela divided of a cup of bird food equally among 6 birds. How much food did she give each bird? The dividend is The divisor is
    7·2 answers
  • The graph below is the graph of a function.<br><br> A. True<br> B. False
    9·2 answers
  • You have driven 30 miles and thats only 2/3 of the way how much further do you have to go'
    7·2 answers
  • Turn on Fit a line. Use the m and b sliders to try to fit the line to the data. Write the equation for your line in
    9·1 answer
  • Simplify the expression.
    8·1 answer
  • PLEASE HELP
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!