Answer:
−19
Step-by-step explanation:
−18+1+13−15
=−17+13−15
=−4−15
=−19
To find this answer, we need to multiply 3.57 by 12.

Therefore, 12 planks will cost $42.84.
Answer:
in *42* days it will be 45 seconds behind
Step-by-step explanation:
it is already 3 behind and if its only 1 second everyday then you add 1 day until you get to 45 which 42+3 is 45 so the correct answer is 42 days.
Answer:
The coefficient is equal to 
Step-by-step explanation:
we have

we know that
The coefficient is equal to

so

Answer:
J Trump has to be a great day of school and I have a great
Step-by-step explanation:
you thank you thank you thank you thank you thank you thank you thank you thank you thank you thank you for your loss of school and I have a great day of school ii