Answer:
independent: number of haircuts
dependent: total income
rule: f(x) = 20x
Step-by-step explanation:
Just put the amount the hairdresser is earning and the unknown value together? Lol
Step-by-step explanation:
it is proved in above figure
Answer:
110
50+50=100
5+5=10
100+10=110
(thats how i do mental math)