add the following
(5x+6y+7z), (7x+6y+5z)
Answers
Answered by
1
Answer:
(5x+6y+7z)+ (7x+6y+5z) = 12 (x + y + z)
Step-by-step explanation:
Add :(5x+6y+7z), (7x+6y+5z)
Vertical method:
(5x+6y+7z)+ (7x+6y+5z)
= 5x+6y+7z + 7x+6y+5z
= 5x + 7x + 6y + 6y + 7z + 5z
= (5 + 7)x + (6 + 6)y + (7 + 5)z
= 12x + 12y + 12z
= 12 (x + y + z)
Horizontal method
5x + 6y + 7z
+ 7x + 6y + 5z
_______________
12x + 12y + 12 z
= 12 (x + y + y)
Similar questions