From tech troubles to travel tips, IDNLearn.com has answers to all your questions. Ask your questions and receive detailed and reliable answers from our experienced and knowledgeable community members.
Sagot :
Answer:
- (2, 2)
Step-by-step explanation:
Add up the equations, it will eliminate x as variable:
- 3x + 6y - 3x + 4y = 18 + 2
- 10y = 20
- y = 2
Find the value of x:
- 3x + 6*2 = 18
- 3x + 12 = 18
- 3x = 6
- x = 2
Given : -
- 3x + 6y = 18 ... (1)
- -3x + 4y = 2 ... (2)
To find : -
- Solution x and y?
Solution : -
3x + 6y = 18
-3x + 4y = 2 +
10y = 20
- y = 20/10 = 2
[tex] \: [/tex]
3x + 6y = 18
3x + 6(2) = 18
3x + 12 = 18
3x = 18 - 12
3x = 6
- x = 6/3 = 2
[tex] \: [/tex]
- (2 , 2)
Thank you for using this platform to share and learn. Keep asking and answering. We appreciate every contribution you make. Thank you for choosing IDNLearn.com for your queries. We’re committed to providing accurate answers, so visit us again soon.