Register
6a+5b=4.54 3a+7b=3.17
70.4k views
3 votes
6a+5b=4.54
3a+7b=3.17

User Chetan Soni
by
8.4k points

1 Answer

2 votes


6a = 4.54 - 5b \\ a = (227)/(300) - (5)/(6) b \\ 6a = 4.54 - 5b \\ a = (227)/(300) - (5)/(6) \\ 3( (227)/(300) - (5)/(6) b) + 7b = 3.17


3( (227)/(300) - (5)/(6) b) + 7b = 3.17 \\ (227)/(100) - (5)/(2)b + 7b = 3.17 \\ (9)/(2)b = 0.9 \\ b = 0.2 \\ a = 0.59

User Balping
by
8.7k points
← Prev Question Next Question →

Related questions

User Onika
asked Mar 16, 2018 16.8k views
If 5b=6a+16 and 9a=7b-20, then what is the value of 3a-2b? A) -8 B) -4 C) 4 D) 8
Onika asked Mar 16, 2018
by Onika
7.9k points
1 answer
5 votes
16.8k views
User Varinda
asked May 25, 2020 35.8k views
Rewrite without parenthesis (3a^5b^6-7b^4(-6a^2b
Varinda asked May 25, 2020
by Varinda
8.6k points
1 answer
0 votes
35.8k views
User Jorgecasar
asked Mar 16, 2021 51.3k views
Combine Like Terms 3a - 7 + 5b - 6a + 10 - 2b * A) -3a+3b+3 B) 5ab C) 9a+17+7b D) -3a+3b+17 Other:
Jorgecasar asked Mar 16, 2021
by Jorgecasar
7.8k points
1 answer
3 votes
51.3k views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Link Copied!