Answer: " 4 − 3a " .
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Step-by-step explanation:
" 4 − a − a − a " ;
= 4 − 1a − 1a − 1a " ;
= ? " ;
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Combine the "like terms" :
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→ " − 1a − 1a − 1a " ;
= (− 1a − 1a) − 1a ;
= ( − 2a) − 1a ;
= − 3a ;
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Now, bring down the "4" ;
and rewrite the expression:
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→ " 4 − 3a " ;
which cannot be simplified further.
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The answer is: " 4 − 3a " .
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Hope this is helpful!
Best wishes to you!
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