8a²- [3a² + 3a² - (a² - 4a²)}]
solve
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Answered by
1
Answer:
WE CAN DO BY BRACKET RULE.
8a²-[6a²-(-3a²)]
= 8a²-6a²+3a²
= 5a²
Answer = 5a²
Step-by-step explanation:
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Answered by
1
Answer:
8a²- [3a² + 3a² - (a² - 4a²)}] = -1a²
Step-by-step explanation:
8a²- [3a² + 3a² - (a² - 4a²)}]
remove first bracket and change sign
= 8a²- [3a² + 3a² - a² + 4a²]
Solve second bracket
= 8a²- [3 + 3 - 1 + 4 ]a²
= 8a²- [3 + 3 - 1 + 4 ]a²
= 8a²-9a²
= (8-9)a²
= -1a²
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