Answer:
Two quantities have a proportional relationship if they can be expressed in the general form y = kx, where k is the constant of proportionality. In other words, these quantities always maintain the same ratio--that is, when you divide any pair of the two values, you always get the same number k.
=Mr.Lehmans hourly rate for labor is 20$
=30+40=70-50=20
Answer:
what is the question then
Step-by-step explanation:
Answer:
carbon
Step-by-step explanation:
it is obvious you can tell