solve 2log(2)x-log(2)(x+3)=2

i really need this answered and right im desperate.
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

2log2(2) × (-log2(x+3))=2?

(2×1)×log2(1/(x+3))=2,

log2(1/(x+3))=2,

1/(x+3)=22=4,

x+3=¼, x=-2¾ or -11/4.

by Top Rated User (1.2m points)

Related questions

1 answer
log(16x^2)+2log(1/x)=
asked Nov 28, 2012 in Algebra 2 Answers by anonymous | 927 views
2 answers
log p=2log x+3log q
asked Oct 15, 2012 in Calculus Answers by anonymous | 833 views
3 answers
2log 12-3log6+2log24
asked Feb 26, 2014 in Trigonometry Answers by anonymous | 2.0k views
2 answers
1\2log((x+3)\(x-3))
asked Sep 8, 2013 in Calculus Answers by sumi.s Level 1 User (140 points) | 954 views
1 answer
how to solve log 50 + log (x/2)=0
asked Mar 17, 2015 in Algebra 2 Answers by anonymous | 1.8k views
1 answer
what i mean is solve 2(log 2 base 10 ^ 5x+2)=5
asked Jun 23, 2014 in Other Math Topics by anonymous | 781 views
1 answer
solve log{base 12} v=0
asked May 27, 2014 in Algebra 2 Answers by anonymous | 710 views
1 answer
how do you solve for x in 200000=1400*1.05^x using log
asked Jan 12, 2014 in Calculus Answers by Paulared Level 1 User (140 points) | 777 views
1 answer
Solve for X using log form Log7*(2x)-Log7*(x+3)=0
asked May 15, 2013 in Algebra 2 Answers by anonymous | 786 views
1 answer
solve the equation log base 4(1529)= -3x+2
asked Apr 12, 2013 in Algebra 2 Answers by anonymous | 651 views
1 answer
Solve log(x+9)-logx= 3
asked Apr 7, 2013 in Trigonometry Answers by anonymous | 916 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
100,344 answers
2,420 comments
762,585 users