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
daser333 [38]
4 years ago
12

Two times a number plus three times another number number equals 13.

Mathematics
1 answer:
earnstyle [38]4 years ago
5 0
x-\ first\ number\\y-\ second \ number\\\\
2x+3y=13\\
x+y=7\ \ -->\ \ x=7-y\\\\
2(7-y)+3y=13\\
14-2y+3y=13\\
14+y=13\\
y=-1\\
x=7+1=8\\\\
Numbers\ are\ -1\ and\ 8.
You might be interested in
The navigator on the ship uses a compass to draw a circle on a nautical chart to indicate the ship's position. The circle has a
Ilya [14]

Answer:

I think it's 12 my bad if it's wrong

4 0
3 years ago
Select all equations that have graphs with the same y-intercept.
Firdavs [7]
Y=3x-8,5x-8,2x-8,1/3x-8 how to find it is to look at the (x,y) if the equation have the same y (y-intercept)
8 0
3 years ago
Is this figure an example of a line
ivann1987 [24]

Answer:

No , It has two endpoints.

Explanation: A line segment has two end points with a definite length.

A straight line has neither starting nor end point and is of infinite length.

5 0
3 years ago
Read 2 more answers
During a 35% off sale at the furniture store, you found a chair with the original price of $84.61. How much will the sale price
Dafna11 [192]

Answer:55$

Step-by-step explanation:84.61 x .35 = 29.61

84.61 - 29.61 = 55

7 0
4 years ago
The sum of two numbers is 51.
Firdavs [7]

Answer:

21 and 30

Step-by-step explanation:

x + y = 51

x - y = 9

add the two equations and y's will cancel out

2x = 42  divide by 2

x = 21   so put 21 in for x in the top equation and solve

21 + y = 51

y = 30

4 0
3 years ago
Other questions:
  • a square painting has an area of 81x^2-90x-25. A second square painting has an area of 25x^2+30x+9. What is an expression that r
    5·1 answer
  • Two squares are drawn. the smaller square has an area of 256 square meters. the areas of the two squares have a ratio of 4:9.wha
    12·2 answers
  • C = (F - 32) * 5/9, the letter "F" is known as which of the following?
    9·1 answer
  • How do I solve this math problem
    5·1 answer
  • Amanda was 48 inches. she grew n inches last year and is now 56.5 in write expression that represents the number of inches Amand
    12·2 answers
  • Please answer very ez but need halp <br> WILL GIVE BRAINLIEST
    10·2 answers
  • Someone help. You do not have to explain it
    8·2 answers
  • 10 POINTS. REAL Awnsers only please. using slope intercept form write the equation of the line that goes through the point (-3,-
    7·1 answer
  • What are the correct answers to this geometry question?
    7·1 answer
  • Ayden evaluated the expression a ÷ (2 + 1.5) for a = 14. He said that the value of the expression was 8.5. Select all the statem
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!