(5x-9)+(4x-18)=90 what is the value of x?

all equle in all 90
in Geometry 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.

2 Answers

simplify left side:

9x-27=90

9x=117

x=13
by Level 8 User (35.3k points)
(5x-9) + (4x-18) = 90

5x + 4x - 9 - 18 = 90

            9x - 27 = 90

                   9x = 90 + 27

                   9x = 117

                    x = 13
by

Related questions

1 answer
Given dat sin (5x-28)'=cos (3x-50)' 0 <x <90; find d value of x N:B '=degree
asked Sep 13, 2017 in Trigonometry Answers by Paul Vincent Level 1 User (200 points) | 1.8k views
1 answer
What percent is 18,000 out of 90,000?
asked Mar 4, 2013 in Geometry Answers by anonymous | 1.1k views
1 answer
-4x+10=-5x+18
asked Jan 31, 2013 in Geometry Answers by anonymous | 839 views
1 answer
7x - 9= -4x+90
asked Nov 18, 2014 in Algebra 1 Answers by anonymous | 1.7k views
1 answer
x-0.10x=18.90
asked Jun 7, 2012 in Word Problem Answers by anonymous | 832 views
1 answer
2x + 4x= 90 what is "x"??
asked May 31, 2013 in Geometry Answers by anonymous | 753 views
1 answer
Which value for x makes the sentence true? 5x = 2x + 18
asked Feb 1, 2012 in Pre-Algebra Answers by anonymous | 2.3k views
1 answer
4x+2x+18=5x+x+18
asked Oct 24, 2016 in Algebra 1 Answers by ems loser | 919 views
1 answer
5x+2y=11 4x-3y=18
asked Feb 4, 2013 in Algebra 1 Answers by anonymous | 4.9k 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
100,285 answers
2,420 comments
734,547 users