Register
The sum of three consecutive even numbers is 438. What is the 2nd number?
201k views
20 votes
The sum of three consecutive even numbers is 438. What is the 2nd number?

User Justus Lolwerikoi
by
6.4k points

1 Answer

11 votes
First number = x
Second number = x + 2
Third number = x + 4
X + x +2 + x + 4 = 438
Simplify:
3x + 6 = 438
Subtract 3 from both sides
3x = 432
Divide both sides by 3
X = 144
The second number is 144 + 2 = 146
User Kashyap
by
6.5k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

6.7m questions

8.8m answers

Other Questions

What is the least common denominator of the four fractions 20 7/10 20 3/4 18 9/10 20 18/25
Which of the following comparisons is false? 5° c is warmer than 5°f. 15° c is cooler than 60° f. 30° c is warmer than 90° f. 35° c is cooler than 100° f.
What is 0.12 expressed as a fraction in simplest form
arlos has $690,000 he wants to save. If the FDIC insurance limit per depositor, per bank, is $250,000, which of these ways of distributing his money between three banks will guarantee that all of his money
Solve using square root or factoring method plz help!!!!.....must click on pic to see the whole problem
Link Copied!