square root of y-15 + square root of y equals 15

show steps to solve the problem and the answer
in Algebra 2 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

sqrt(y - 15) + sqrt(y) = 15

y - 15 + 2sqrt(y^2 - 15y) + y = 15

2sqrt(y^2 - 15y) = -2y + 30

sqrt(y^2 - 15y) = -y + 15

y^2 - 15y = y^2 - 30y + 225

15y = 225

y = 15
by Level 13 User (103k points)

Related questions

1 answer
4 square root 2 5th power
asked Aug 4, 2019 in Algebra 2 Answers by Bert | 1.5k views
1 answer
How to Find Square Root
asked Apr 11, 2015 in Algebra 1 Answers by anonymous | 1.3k views
1 answer
What is the square root of 49x over (25)x to the 5th power?
asked May 7, 2014 in Algebra 1 Answers by anonymous | 672 views
1 answer
find the square root of an expression
asked Mar 7, 2013 in Calculus Answers by anonymous | 853 views
1 answer
what is the square root of 2234567
asked Feb 5, 2013 in Algebra 1 Answers by anonymous | 722 views
3 answers
What is the square root of 3969?
asked Aug 17, 2012 in Calculus Answers by anonymous | 2.2k views
1 answer
root cube(2+sqrt5)+root cube(2-sqrt5)= ??????
asked May 26, 2015 in Algebra 1 Answers by partha Level 1 User (580 points) | 896 views
1 answer
(15 to the power 23 + 23 to the 23)/19
asked Sep 28, 2012 in Algebra 1 Answers by anonymous | 717 views
1 answer
y=√8x+11. please solve
asked Jul 14, 2013 in Algebra 1 Answers by Chevysilver03 Level 1 User (120 points) | 641 views
1 answer
2√18 + 3√72
asked Sep 13, 2014 in Algebra 2 Answers by anonymous | 575 views
1 answer
5(sqrt(98))-3(sqrt(18))
asked Jul 9, 2014 in Algebra 1 Answers by anonymous | 1.7k views
1 answer
what is 1/3 to the power of -1
asked May 16, 2012 in Algebra 1 Answers by anonymous | 627 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
100,279 answers
2,420 comments
731,122 users