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shelbymelton18
27.03.2020 •
Mathematics
What are the factors of the equation when it’s in factored form? 2a^2 + 8a - 15 = 3a - 3
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Ответ:
(2a+3 ) (a-4 )=0
Step-by-step explanation:
2a^2 + 8a - 15 = 3a - 3
Subtract 3a from each side
2a^2 + 8a-3a - 15 = 3a-3a - 3
2a^2 + 5a - 15 = - 3
Add 3 to each side
2a^2 + 5a - 15+3 = 3 - 3
2a^2 -5a -12=0
(2a+3 ) (a-4 )=0 These are the factors
Ответ: