pl tell me answer please
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(2*1-3*(2))+(3*(c-z)-2*(2))-(4*(1)-2*(c-z))
=(2-6)+(3c-3z-4)-(4-2c+2z)
=-4+3c-3z-4-4+2c-2z
=-12+5c-5z
=(2-6)+(3c-3z-4)-(4-2c+2z)
=-4+3c-3z-4-4+2c-2z
=-12+5c-5z
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