if 2=6, 3=12, 4=20, 5=30, 6=42, 9= ??

if 2=6

   3=12

   4=20

   5=30

   6=42

then 9= ??
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.

5 Answers

If 2=6, 3=12, 4=20, 5=30, 6=42, 9= 72

by

if 2=6 (2X3)

   3=12 (3X4)

   4=20 (4X5)

   5=30 (5X6)

   6=42 (6X7)

...

then 9= 90 (9X10)

by
I say my answer is 60 because

2=6+3=9+3=12, 12+4=16+4=20, 20+5=25+5=30, 30+6=36+6=42, 42+9=51+9=60
by
3×2=6 4×3=12 5×4=20 6×5=30 7×6=42 8×7=56 9×8=72 10×9=90
by
60 Just what I came up with?
by
reshown by

Related questions

1 answer
if 2 = 6, 3 =12, 4 = 20, 5 = 30, 6 = 42 then 9 = ?
asked Jul 16, 2015 in Word Problem Answers by angie | 713 views
6 answers
if 2=6, 3=12,4=20,5=30,6=42 then 9=?
asked Apr 26, 2013 in Fraction Problems by anonymous | 4.7k views
61 answers
if 2=6 3=12 4=20 5=30 6=42 then 9=?
asked Apr 21, 2013 in Pre-Algebra Answers by anonymous | 16.4k views
1 answer
2=6 3=12 4=20 6=42
asked Aug 14, 2017 in Pre-Algebra Answers by anonymous | 318 views
5 answers
What is (1/6 of 42) + (1/5 of 30)
asked Dec 20, 2011 in Statistics Answers by anonymous | 3.5k views
1 answer
Comparison Between 30.42 and 30.241
asked Aug 2, 2017 in Algebra 2 Answers by Rox | 572 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
732,577 users