PLEASE HELP
One year there was a total of 42 commercial and noncommercial orbital launches worldwide. In addition the number of noncommercial launches was three more than twice the number of commercial orbital launches. Determine the number of commercial and noncommercial orbital launches.

Question

PLEASE HELP
One year there was a total of 42 commercial and noncommercial orbital launches worldwide. In addition the number of noncommercial launches was three more than twice the number of commercial orbital launches. Determine the number of commercial and noncommercial orbital launches.

anonymous · Answer

answer is 13 commercial and 30 noncommercial

anonymous · Answer

your question is not clear

anonymous · Answer

please explain the solution.
@flutterflies

anonymous · Answer

n=2c+3
c+(2c+3)=42
3c+3 = 42
3c= 39
c= 13
plug in for c
13+n=42
n=30

13 commercial and 30 noncommercials

anonymous · Answer

@gk_goel

anonymous · Answer

n=29.....13commercial and 29 non-commercial.....
@flutterflies

anonymous · Answer

opps thanks @gk_goel