-- After dog ate 1/2 of the collection, there were 29 remaining.
-- Just before dog came along, there were (2 x 29) = 58 cards.
-- That was after Dan added 5 new ones.
-- Before he added the 5 new ones, there were (58 - 5) = 53 cards.
-- When this story began, Dan had <em>53 cards</em>.
Answer:
Step-by-step explanation:
To factor x^2+5x-24:
Set up parentheses,
x * x = x^2 so x in beginnig of each parenthesis
What numbers multiply into -24 and add up to 5? 8*(-3)=24 8-3=5
(x+8)(x-3)
Answer:
Yes this is an arithmetic sequence.
Step-by-step explanation:
12 , 6 , 0 , -6, -12
Difference = 2nd term - first term = 6 - 16 = -6
It is an arithmetic sequence and each term is got by adding (-6)
Answer:
{-2, 4, -3}
Step-by-step explanation:
Domain is the numbers on the left.