Add the following expressions:
a 3x + 8y - 52, 7x - 9y + 6z, x - 2y - 3z, z - 5x + 3y
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Step-by-step explanation:
3x +8y-52+7x-9y+6z+x-2y-3z+z-5x+3y
=6x+4z-52
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