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
nikdorinn [45]
3 years ago
7

Determine two numbers whose sum is 9 and whose product is 20, by solving a quadratic equation.

Mathematics
2 answers:
Tomtit [17]3 years ago
6 0

Answer:

4 and 5

Step-by-step explanation:

lorasvet [3.4K]3 years ago
5 0
Ex: x^2-9x+20
(x-4)(x-5)=0
x=4 x=5
You might be interested in
suppose a refrigerator sells for $700 per and costs $85 a year for electricity. write the expression for the cost to buy and run
emmainna [20.7K]
X=700R+85Y
R= Number of Refrigerators
Y= Number of Years 

7 0
3 years ago
Read 2 more answers
A restaurant chef made 2 7/10 jars of pasta sauce. Each serving of pasta requires 9/10 of a jar of sauce. How many servings of p
Kisachek [45]

The chef will be able to prepare 3 servings of pasta because if you take one away from a whole number you have 9/10ths so you do that process again you have 2 servings but, you have 2 tenths left over so you add that to the 7 tenths.

Hope this helps :)

6 0
3 years ago
Write 6 ratinol numbers between - 3 and - 4<br><br>​
WARRIOR [948]

Answer:

-3.1, -3.2, -3.3, -3.4, -3.5, -3.6

Step-by-step explanation:

7 0
3 years ago
Roland receives $500 as a graduation present from his aunt. He plans to use part of the money to purchase a laptop for $289, inc
katrin [286]

Answer:

52x < $211

Step-by-step explanation:

If Roland uses $289 to purchase the laptop from the $500 that was given to him then he would be left with

500 - 289 = $211

With this he can purchase video games. Since each video game costs the same price of $52 then we can use the variable x to represent the number of games he can buy with the following inequality...

52x < $211

5 0
3 years ago
Please I need help on this
vovangra [49]

Answer:the third one

Step-by-step explanation: so if you are doing that, it is simple. If it is the power of something, then you go left to multiply, and go right to divide. Then, you will get your answer, but when you are done with that, add then subtract . There, you will find your new answer.

7 0
3 years ago
Other questions:
  • What percent of 145 is 52.2
    8·1 answer
  • The area of the rectangle in this drawing is 65.13 square meters. The width of the rectangle is 3.9 meters. What’s the length? W
    11·1 answer
  • 30 points!!! Which ordered pairs are solutions to the inequality 2x+y&gt;−4? Select each correct answer.
    5·1 answer
  • How many eighths are equal to one half​
    11·1 answer
  • Simplest for of the ratio 1 to 4
    10·2 answers
  • How are coordinate planes helpful to archaeologist
    8·1 answer
  • Consider the inequity
    5·2 answers
  • The population of a city is 218720.
    9·1 answer
  • Which expression is equivalent to -2(x - 3y + 5z)?
    5·2 answers
  • (10 POINTS) find the lengths of segments AD and BD
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!