Question

Bobby the plumber charges $90

for a house visit and $55 an hour
for any time he spends over
30 minutes. Write an algebraic
expression that represents the cost
of a house visit for h hours. Then
simplify your expression.

Answer 1

55X+90=Y
Because the home Visit is 90 regardless of time which is the Y intercept and 55x because depending on how much time he spends it will be multiplied by 55.