Math, asked by upadhyayomnarayan9, 5 months ago

plss tell me pls... this is algebraic expression... Question anyone pls tell me solution step by step... pls....

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Answered by shilpak790

4

Step-by-step explanation:

(7) 2xx ( 4x - 3xx) - 4xxx ( 9 - 5x)

= 8xxx - 6xxxx - 36xxx - 20xxxx

= - 26xxxx - 28xxx

(8) 3y ( 2xy - yz + zx ) + 4x ( 5yz - 2z + 3yy )

= 6xyy - 3zyy + 3xyz + 20xyz - 8xz + 12xyy

= 18xyy + 23xyz - 3zyy - 8xz

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