if we take 4100 to be the 100%, what is 870 off of it in percentage?

Step-by-step explanation:
step 1. 4x + 27 + 3x = 90 (definition of a rectangle)
step 2. 7x = 63 (collect like terms. subtract 27 from both sides)
step 3. x = 9 (divide both sides by 7)
Answer:
130 papers.
Step-by-step explanation:
1 min per paper therefore 130 mins = 130 papers
:)
it would be y = -12/5. Hes the work. hope this helps!