Answer:
y=mx+b
Step-by-step explanation:
They're called variables (this sounds like vary because the number that a letter could represent varies) so when i say 1 + x = 3 it is saying that they don't know the value of x yet but of course you can solve that by subtracting 1 from 3 which is 2
Answer:
c that is the answer yes .
Answer:
65
Step-by-step explanation:
how I normally do these is take 100 then subtract 35
100-35 then I get 65
Um 48
Hope this helped you