<span>It is important to keep the same tense in your business writing, because otherwise your readers may misinterpret what you are trying to convey. Not having a uniform form of tense would make the writing confusing for the reader. Hope this helps. Have a nice day.</span>
Slope intercept = y=mx+b
m is the slope
b is the y int
point slope =y2-y1=m(x1-x2)