SOLUTION: What is twenty decreased by twice a number is ten less than three times the number. Find the number.

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: What is twenty decreased by twice a number is ten less than three times the number. Find the number.       Log On


   

Question 872425: What is twenty decreased by twice a number is ten less than three times the number. Find the number.
Found 4 solutions by ewatrrr, MakubeX, MathTherapy, richwmiller:
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
20 + 2n = 3n - 10
30 = n
CHECKING our answer***
20 + 60 = 90 - 10 = 80
Wish You the Best in your Studies.

Answer by MakubeX(1) About Me  (Show Source):
Answer by MathTherapy(10552) About Me  (Show Source):
You can put this solution on YOUR website!

What is
twenty decreased by twice a number is ten less than three times the number. Find the number. 


Number: highlight_green%286%29

You can do the check!! 



If you need a complete and detailed solution, let me know!!



Send comments, “thank-yous,” and inquiries to “D” at MathMadEzy@aol.com.

Further help is available, online or in-person, for a fee, obviously. 



For FREE info and answers to questions about the ASVAB exam, the NYS 3 – 8 city/state wide exams,GENERAL

MATH and HOMEWORK QUESTIONS, or MATH QUESTIONS related to the Regents Integrated Algebra, 

Regents Geometry, Regents Algebra 2/Trigonometry, SHSAT, COOP/HSPT/TACHS, PSAT, SAT, ACT, SSAT/ISEE,

GRE, CLEP, and the TASC/GED, you can visit: http://asvabstudyzone.freeforums.net/.

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
Incredible! Three answers so far and two are wrong. They have the wrong set up.
The tutor with the correct answer shows no work at all.
20-2n=3n-10
30=5n
n=6