What is the excluded value of a/b-2

Need to increase the numbers of customers i talk to daily by 20% how many customers do i need to talk to if i talk to a average of 8 customers per hour during an 8 hour shift

What is the relationship between all triangles that can be drawn given the same three angles

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined