Whats x multiplied by 3 plus -6 equals 15? What number would x be?

Study links 3.5 whats the rule part 2
in Statistics 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

3x+(-6)=15 is the same as 3x-6=15. Add 6 to each side of the equation: 3x=21, so, dividing both sides by 3, x=7.

by Top Rated User (1.2m points)

Related questions

1 answer
negative two thirds multiplied by w plus five equals four what is w?
asked May 30, 2012 in Fraction Problems by anonymous | 1.1k views
1 answer
What number when added equals -15, but, when multiplied equals -324?
asked Sep 20, 2013 in Algebra 2 Answers by anonymous | 999 views
2 answers
what number multiplied by 1 and one fourth equals ninety
asked Oct 29, 2012 in Geometry Answers by anonymous | 1.1k views
1 answer
20 less than a number multiplied by 2 equals 40
asked Oct 15, 2012 in Word Problem Answers by anonymous | 1.8k views
1 answer
the correct way to solve 5X plus 5 divided by 3 equals 15
asked Sep 26, 2012 in Algebra 1 Answers by anonymous | 792 views
1 answer
7 multiplied by 9 plus 9
asked Mar 7, 2024 in order of operations by Dineo | 686 views
1 answer
x minus 1 over x multiplied by 1 plus 1 over x
asked Sep 26, 2012 in Algebra 2 Answers by anonymous | 725 views
1 answer
what number multiplied equals -27 and added equals -30
asked Oct 24, 2013 in Algebra 1 Answers by anonymous | 737 views
1 answer
4.1 million multiplied by x equals one quadrillion?
asked Sep 27, 2013 in Word Problem Answers by scott | 711 views
1 answer
what multiplied by itself equals 20,000 ?
asked Jun 26, 2013 in Algebra 1 Answers by anonymous | 1.5k 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
732,277 users