Add: 3x+8y-5z
7x-9y+6z
x-2y-3z
z-5x+ 3y
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Step-by-step explanation:
bh cbg b ghx gkc b 9 and a-b 3 Find the value of the preparation of the preparation of the preparation of the preparation ofan be
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Step-by-step explanation:
3x+8y-5z+7x-9y+6z+x-2y-3z-z-5x+3y
3x+7x-5x+x+8y-9y-2y+3y-5z+6z-3z-z
6x-3z
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