Natasha has a job putting letters in envelopes to be mailed. In 1 hour she put 42 letters in envelopes.

Question

Which equation best represents y, the total number of letters Natasha puts in envelopes in x hours if she continues at this rate?

x = y + 42

y = x + 42

x = 42y

y = 42x

...

Answer 1

y = 42x