Answer:
2xy - yz - 5
Explanation:
assuming you require to simplify the expression
3xy + yz - xy - 2yz - 5 ← collect like terms
= (3xy - xy) + (yz - 2yz) - 5
= 2xy + (- yz) - 5
= 2xy - yz - 5
2xy -yz -5
3xy+yz-xy-2yz-5
=(3xy-xy) +(yz-2yz) +(-5)
=2xy -yz -5
hope this work
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