Simplify (-5xy - 4yz + 8xy + 9 + 3yz) and then evaluate the value if x = 3,
y = (-1) and z = 5
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(-5xy - 4yz + 8xy +9 +3yz)
-5xy - 4yz +8xy +9 +3yz
3xy - yz + 9
(3×3×-1) - (-1 × 5) +9
-9+5 +9
-4+9
5
(If my answer is right plz don't forgot to mark me as brainliest)
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