the average salary for computer programmers is $7740 less than twice the average salary for carpenters. combined their average salaries are $99,000. determine the average salary for each of these jobs.

Question

mathteacher1729 · Answer

You need to set up two equations in two variables here. 

Question (1):  What should your variables be?

ineedhelpnow · Answer

not sure. help?

mathteacher1729 · Answer

Well, you have two salaries... Whose salaries are they?

ineedhelpnow · Answer

computer programmers and carpenters

anonymous · Answer

Let x be computer programmers and y be carpenters

x = 1/2y - 7740 
x + y = 99000 

(1/2y - 7740) + y =99000 
3/2y = 91260 
3y = 182520 
y = 60840

x + (60840) = 99000 
x = 38160