Add: 20a + b - c , a - 20b + c , a + b - 20c
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Answered by
3
Step-by-step explanation:
20a+2b+2a-20b-20c is the answer
Answered by
4
Step-by-step explanation:
20x+y+z+x−20y+z+x+y−20z
=20x+y+z+x+−20y+z+x+y−20z
Combine Like Terms:
=20x+y+z+x+−20y+z+x+y−20z
=(20x+x+x)+(y+−20y+y)+(z+z+−20z)
=22x+−18y−18z.
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