35+-20+-5 what is the answer? ? worth

Bruce is getting materials for a chemistry experiment his teacher gives him a container that has 0.25 liter of liquid in it. bruce need to use 0.4 of this liquid for the experiment. how much liquid will bruce use?

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4

What is the factored form of the following expressions? d^2 – 13d + 36