4z(3a+2b-4c)+(3a+2b-4c) ..show me the steps
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4z(3a+2b-4c)+(3a+2b-4c)
=4z×3a+4z×2b-4z×4c+3a+2b-4c
=12az+8bz-16zc+3a+2b-4c
=4z×3a+4z×2b-4z×4c+3a+2b-4c
=12az+8bz-16zc+3a+2b-4c
samrat79:
u havent answered it properly..left few more steps
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