Tough one give me a couple min.
Get this equation into y=mx+b form.
y-2=-3(x-4)
y-2=-3x+12
y=-3x+12+2
y=-3x+14
Hope this helps!
And just a note, this is provided in point-slope formula, meaning there is a point on the line, (4,2), based on the initial equation.
Y=4x because 20/5 equals 4
To make it easier for you, kuta software has a y0ut0be channel and she posts all of the steps there! search up the name of the worksheet and it’ll be there
He made $ 394.90 because you need to add all the large paintings then the small ones then add them all