Please help ASAP
Given -7y^2+7y+84
What is the greatest common factor of the polynomial?
-7
-12
-84

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

Robin spent 25% more time on his research project than he had planned he’s been an extra h ours on the project which of the following expressions could represent the number of hours rob actually spent on the project