What is the sum of 6 and 7? Follow the steps using a math fact as an anchor. Step 1: 6 + 6 = 12 Step 2: Since 7 is 1 more than 6, 1 more needs to be added to 12. Step 3: Therefore, 6 + 7 = 11 13 15 19

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?