add the terms by coloum
method
1. 7+9a-7b,2b+4a-6,2a+3b-3
2. -x-y-z, 2x+3y+4z,-x-z
Answers
Answered by
0
Answer:
6a
Step-by-step explanation:
a/256" off
f^_&
cghuo
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