Carlos invested a sum of money at 7%.  He invested a second sum, $200 more than the first sum,  at 8%.  The annual income from the two investments is $346.  Find the amount of money he  invested at each rate.           

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?

The scatterplot below shows the number of hours that students read weekly and the number of hours that they spend on chores weekly. which statement about the scatterplot is true?

What’s 8y+48 and factor each expression completely