Answer:
14
Step-by-step explanation:
4 teachers + 9 people + Jim (who is 1 person) = 14
Both teachers and children are people. If there were 4 teachers and 9 children already at the table, sitting down, when Jim arrived, then that would be 13 people at the table before he sit and 14 people after he sits.
y= .05x + 20
true
for a right triangle no