Answer:

Step-by-step explanation:

Hope this helps! :)
Answer:
okay I will just give the answers 3- 240, 4-69,000 5-42 6-4.80 7- 15 8-115
Step-by-step explanation:
Answer: four units left and 1 unit up
Step-by-step explanation:
because negative is at the bottom
Answer:
w < -7
Step-by-step explanation:
Do -42 divided by 6 and keep the sign the same.
You get w < -7.
Hope this helps! :)
If for the slower printer it takes 10 hours for the whole thing, how much has it done in 1 hour? well, since it takes 10 hours total, in 1 hour it has only done 1/10 th of the whole work.
the faster printer however, can do it in 6 total, how much has it done in 1 hour? well, 1/6 of the whole work.
now, let's say, they both work together, and it takes "t" hours to finish the whole thing with both rolling.
let's add both rates to see how much that is,

which is 3 hours and 45 minutes.