Find the POI (point of intersection) for the following set of lines: y=4x-1 and y=3x+4 I know how to plot them on a graph, and find out the POI that way, but how can I find the POI through an equation?
(6c+3d)(7c-2d) how do i do this?
Simplify: 8t+12 _______ 4
Laws of exponents - math
6-(x-1)=3(x+9) find x how do I do the part before the equal sign?
omg! thank you! i get it now! :D
simplify: 7y-3y-x^2+4x^2 how do i add x^2 to 4x^2? what will the result be? i know that 2x^2-x^2 = x^2....but not how to do the above
" Use the words mass, volume, and density to distinguish between gases, liquids, and solids in terms of the particle theory of matter." I don't understand what to do. Am I supposed to describe the mass, volume, and density of each fluid?