Answer:
Step-by-step explanation:
1. Factor out a common factor:
20p^2 −115p−30=5(4p^2 −23p−6)
2. Use the sum-product pattern:
5(4p^2 +1p−24p−6)
3. Extract the common factors:
5(p(4p+1)−6(4p+1))
4. Rewrite in factored form:
5(p−6)(4p+1)