a-2[a-3{a-(5-2a)} -10],Simplify the given equation.
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Solution :
a - 2[ a - 3{ a - (5 - 2a )} - 10 ]
= a - 2[ a - 3{ a - 5 + 2a } - 10 ]
= a - 2[ a - 3{ 3a - 5 } - 10 ]
= a - 2[ a - 9a + 15 - 10 ]
= a - 2[ -8a + 5 ]
= a + 16a - 10
= 17a - 10
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a - 2[ a - 3{ a - (5 - 2a )} - 10 ]
= a - 2[ a - 3{ a - 5 + 2a } - 10 ]
= a - 2[ a - 3{ 3a - 5 } - 10 ]
= a - 2[ a - 9a + 15 - 10 ]
= a - 2[ -8a + 5 ]
= a + 16a - 10
= 17a - 10
••••
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