add the following algebraic expressions
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2
Answer:
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Step-by-step explanation:
=3a-4b+7a-2b+(-2a)+b
=3a-4b+7a-2b-2a+b
=3a+7a-2a-4b-2b+b
=>10a-2a-6a+b
=>8a-5b
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1
Answer:
- 12a - 6b
Step by step explanation:
3a - 4b
7a - 2b
-2a + b
-12 - 6b
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