How do you find three consecutive even integers such that the sum of twice the first and third is 40?

Question

6024 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-07-02T07:45:47

#x=38/3#

Three consecutive numbers means #x#, #x+1#, #x+2#.

Twice the first means #2x#, the third is #x+2#

Sum them and equal #40#:

#2x+x+2=40#

#3x+2=40#

#3x=38#

#x=38/3#