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Can someone please help me! Explain the Error. Find the correct solution.

4w (w - 3)+(-5)(w – 3) = (w - 3)(4w +5)

1 Answer

6 votes

Answer:

w=3

Explanation:


4w(w-3)+(-5)(w-3)=(w-3)(4w+5)\\4w^(2) -12w-5w+15=4wx^(2) +5w-12w-15\\4wx^(2) -17w+15=4wx^(2) -7w-15\\4wx^2-10w+15=4wx^(2) -15\\4wx^(2) -10w=4wx^(2) -30\\-10w=-30\\w=3

User Elizafox
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