Subtract 4ab + 5bc – 3ca from the sum of ab + 2bc – ca and 2ab – bc – ca
Answers
Answered by
2
first we add:
ab + 2bc - ca + 2ab - bc - ca
3ab + bc - 2ca
now we subtract:
(4ab + 5bc - 3ca) - (3ab + bc - 2ca)
4ab + 5bc - 3ca - 3ab - bc + 2ca
ab + 4bc - ca
answer: ab + 4bc - ca
Answered by
1
Answer:
-ab-5bc+ca
Step-by-step explanation:
ab+2bc-ca
+2ab-bc-ca
3ab+bc-2ca
3ab+bc-2ab
(-). 4ab+5bc-3ca
(-). (-). (+)
-ab. -4bc +ca
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