Math, asked by metos, 1 year ago

Question ==

need answer nice one

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Answered by Brâiñlynêha

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anupama777vidya: isnt it +3xz

Brâiñlynêha: look again

anupama777vidya: but -3-3+9=+3

Answered by brainliann

Writing the three expression in separate rows would like terms on below the other we have,

$\binom{7xy + 5yz - 3zx }{+4yz + 9zx - 4y } \\ \binom{ + - 2xy - 3zx + 5x}{5xy + 9yz + 3zx + 5x - 4y}$

$(xz \: is \: same \: as \: zx)$

anupama777vidya: u shudnt be so crooked

brainliann: ??

metos: Thanks a lot

metos: thanks a lot

brainliann: welcome

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