Answer:
NOT UNDERSTANDING I'LL COME BACK TO HELP U
Step-by-step explanation:
Answer:

Explanation:
[ Step One ] Group Like Terms

[ Step Two ] Combine Similar Elements: 

[ Step Three ] Expand 

[ Step Four ] Add 15 To Both Sides

[ Step Five ] Simplify

[ Step Six ] Subtract 10x From Both Sides

[ Step Seven ] Simplify

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Answer:
yes
Step-by-step explanation:
The cones are not concurrent because one cone is obliquewhich makes the length of these land height is different have the same radius same volumes and same height are the cones concurrent is the corresponding slant height sorry equal .concurrent counts must have concurrent corresponding slant height with all this corresponding being concurrent