This site will tell you how https://sciencing.com/write-functions-math-8315770.html
I’m not very good at explaining it sorry
X + y = 10
x - y = 2
add the equations together
2x = 12
x = 6
6 + y = 10
y = 3
A purchase is one where you purchase it and sales is one you sell :)
Hope that helped!
The drawing which shows two lines that intersect at Point, A is as represented in Choice 1: Top-left corner.
Discussion:
In geometry, a line or straight line was introduced by ancient mathematicians to represent straight objects with negligible width and depth.
- Lines are therefore an idealization of such objects, which are often described in terms of two points or referred to using a single letter.
Ultimately, The drawing which shows two lines that intersect at Point, A are as represented in Choice 1: Top-left corner.
Read more on intersection of lines:
brainly.com/question/9047265
