I think it is 9 - x because 81-x^2/9-x = 9-x
<span>The area of mathematics that deals with points, lines, shapes and space. Plane Geometry is about flat shapes like lines, circles and triangles. Solid Geometry is about solid (3-dimensional) shapes like spheres and cubes.</span>
423 divided by 898 is 0.47104677...
Hope I could help! :)
Answer:
Step-by-step explanation:
10.50 X 40=420
55-40=15
15 X 2=30
15 divided by = 7.50
420+30+7.5= 450.5
Your answer is 0, because the equation for this is y=1. Only vertical lines can have an undefined slope because the x value never changes. Hope this helps.
: )
