Find the value of -7(a+b+c) - {-2(a+b+c)}
plzzzzz friends answer to my question it's very important
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Answered by
1
Answer:
not sure that it's 100% correct......
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Answered by
1
Answer:
-5a-5b-5c
-5(a+b+c)
Step-by-step explanation:
-7(a+b+c)-{-2(a+b+c)}
-7a-7b-7c - {-2a-2b-2c}
-7a-7b-7c+2a+2b+2c
-5a-5b-5c
-5(a+b+c).
or
-7(a+b+c)-{-2(a+b+c)}
-7(a+b+c)+2(a+b+c)
-5(a+b+c).
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