add the following algebraic expressions using both horizontal and vertical methods did you get the same answer with both methods.
(i)2x+9y-7z;3y+z+3x;2x-4y-z.
Answers
Answered by
5
Step-by-step explanation:
horizontal method
2x+9y-7z+3y+z+3x+2x-4y-z
=7x+8y-7z
vertical method
2x+9y-7z
3x+3y+z
2x-4y-z
=7x+8y-7z
hence and is same
Answered by
4
Answer:
O am no t totally shower about my sum but I tried☺️☺️☺️☺️
Step-by-step explanation:
Firstly take the x digit that was 2x+3x+2x=7x
take y digit that was 9y+3y-4y=8y
take z digit that was-7z+z-z-7z
this is the ans were of this s
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