Answer:
(x+7)(x+8)
Step-by-step explanation:
By using calculator,
x= -8 & x= -7
When factoring find two numbers that when added together equal the second term (15) and when multiplied together equal the third term(56).
7 +8 =15 and 7x8 = 56
The factored answer is (x+7)(x+8)
