What is x and y is 6x + 20y = 11.9

What is x and y is 6x + 20y = 11.9 and 2x + 15y = 6.05
in Algebra 1 Answers by

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
To avoid this verification in future, please log in or register.

1 Answer

Multiply the second equation by 3: 6x+45y=18.15.

Subtract the first equation:

25y=6.25, y=0.25.

6x+20×0.25=11.9, 6x+5=11.9, 6x=6.9, x=6.9/6=2.3/2=1.15.

So x=1.15 and y=0.25.

by Top Rated User (1.2m points)

Related questions

1 answer
what is the LCM 20y^3x^4, 4y^4x^9
asked May 3, 2013 in Algebra 1 Answers by anonymous | 566 views
1 answer
What is the coefficient of x^20y^80 in the expansion of (7x - 3y)^100?
asked Oct 26, 2017 in Other Math Topics by kate98 Level 1 User (200 points) | 433 views
1 answer
write an expression equivalent to 15x+20y
asked Apr 4, 2014 in Algebra 1 Answers by melody | 1.4k views
1 answer
20Y^2+25Y+5
asked Jan 10, 2014 in Algebra 1 Answers by Kelly | 653 views
1 answer
how to solve this problem 0.20y-0.1=0.10y+2-0.6y
asked Oct 1, 2013 in Algebra 1 Answers by pattyguest | 559 views
1 answer
how do you factor 3y^2-20y-7
asked Jun 6, 2013 in Algebra 1 Answers by anonymous | 799 views
1 answer
157-20y=1 15y=-2+5x
asked Apr 21, 2013 in Algebra 2 Answers by anonymous | 601 views
1 answer
how do you solve 10x+20y=3500
asked Dec 6, 2012 in Factors of a number by anonymous | 868 views
1 answer
how do you factor 3y^2-20y-7
asked Nov 27, 2012 in Algebra 1 Answers by anonymous | 827 views
1 answer
x2+y2-10x+20y-44=0
asked Dec 4, 2011 in Algebra 2 Answers by anonymous | 1.1k views
1 answer
substitute y=6x-11 and -2x-3y=-7
asked Jan 25, 2021 in Algebra 1 Answers by anonymous | 959 views
Welcome to MathHomeworkAnswers.org, where students, teachers and math enthusiasts can ask and answer any math question. Get help and answers to any math problem including algebra, trigonometry, geometry, calculus, trigonometry, fractions, solving expression, simplifying expressions and more. Get answers to math questions. Help is always 100% free!

Most popular questions within the last 3000 days

  1. 50+50-25X0+2+2= (19)
  2. it takes 10 road workers 5 days to complete a road repair when working 2 hours a day.Working at the same pace,how many days will it take 2 people working 5 hours a day to finish it? (3)
  3. Solve 15 -1(12÷4+1)? (4)
  4. 8:4(5+2) (3)
  5. How can i represent 1/3; 3/3; 7/3; 10/3 and 15/3 on a number line? (1)

Most popular tags

87,516 questions
100,281 answers
2,420 comments
733,653 users