A 5+3x
B 3+x
C -5+x
D -1+2x

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?