Answer:
t=20n
Step-by-step explanation:
The answer would be t=20n or something similar because 20n stands for $20 per lawn, which equals t, the total.
Answer:
y = -5
Step-by-step explanation:
see the pic for the steps . .
Pretty sure 11,090!............................
Answer:
Step-by-step explanation:
Hello, I believe that we can consider a different from 0.
By definition of the roots we can write.

Thank you