jb7692
31.01.2020 •
Mathematics
2x-3y=3 5x+2y=17
how do i solve this?
Solved
Show answers
More tips
- C Computers and Internet How to Create a VKontakte App: A Detailed Guide...
- L Leisure and Entertainment When will Maslenitsa start?...
- F Food and Cooking Discovering the Mysterious Fruit of Feijoa...
- B Business and Finance How to Open an Online Store? A Detailed Guide for Beginners...
- W Work and Career How to Write a Resume That Catches the Employer s Attention?...
- C Computers and Internet Е-head: How it Simplifies Life for Users?...
- F Family and Home How to Choose the Best Diapers for Your Baby?...
- F Family and Home Parquet or laminate, which is better?...
- L Leisure and Entertainment How to Properly Wind Fishing Line onto a Reel?...
- L Leisure and Entertainment How to Make a Paper Boat in Simple Steps...
Answers on questions: Mathematics
- M Mathematics Solve the right triangle below. Round all your answers to the nearest tenth. YZ = ______...
- M Mathematics A rectangular prism with a volume of 48 units^3 has edge lengths that are whole units. One edge length is 4 units. What are the possible combinations of lengths...
- M Mathematics what is 46556754654864574870576552065065034775678303277516566557hg times 4545456767 to the 23456789th power....
- M Mathematics A smoothie café has the ingredients needed to make 50,000 smoothies on a day when the high temperature is expected to reach 90°. Should the café employees expect...
- M Mathematics If a triangle has sides of 6, 8, and 9, then it is call a triangle...
- M Mathematics I need help with #1 which is the word problem. I think I have the equation I just need the answer....
- M Mathematics (FUNCTIONS) please help me on this question! if f(x)=-5x+3, determine the value for f(-4)...
- M Mathematics Lucky you it s sale time at Best Buy! This TV was originally $229 it s now on sale for 25% off. How much is the TV now?...
- M Mathematics A new medicine led to control of blood sugar in 8% more people. This difference was statistically significant (p=0.05). What is the likelihood that this was due...
- M Mathematics Please help meeeeeee...
Ответ:
3(5x+2y=17) 15x+6y=51equation 2
adding equation 1 and equation 2;
19x=57
x=3
2x-3y=3
(2*3)-3y=3
6-3=3y
y=1
Ответ:
1 real solution
Step-by-step explanation:
20² - 4 (-100) (-1)
400 - 400
0
When the discriminant is 0, there is one real solution.