Answer:
5x(5+y), 4x(2z-3y), 3xy(3z+1), xz(5-18y)
Explanation:
25x+5xy=5x(5+y)
8xz-12xy=4x(2z-3y)
9xyz+3xy=3xy(3z+1)
5xz-18xyz=xz(5-18y)
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