The lines for company j and company k cross at a point. the coordinate (30, 60) is the point at which company j and company k cost the same. what does the point (30, 60) mean? (hint: what is being graphed on the x-axis? what is being graphed on the y-axis? )

answer: c

because if you look at the chart you can see a pattern and compare it to the question he simplify out your

but i think the formula is f(x)=6x

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb

there should be an link icon on the bottom of the text box you get. it looks like a paperclip!