Raffle tickets are being sold for a fundraiser. the function an)
relates the amount of money raised to the number of tickets
sold, n.
it takes as input the number of tickets sold and returns as
output the amount of money raised.
a(n) = 3n - 30
which equation represents the inverse function n(a), which
takes the money raised as input and returns the number of
tickets sold as output?

3< x< 5

step-by-step explanation:

|x - 4| < 1

there are two solutions, one positive and one negative.   remember to flip the inequality when taking the negative solution

x-4 < 1       x-4 > -1

add 4 to each side

x-4+4 < 1+4       x-4+4 > -1+4

x< 5                 x> 3

3< x< 5

4 puzzles in 3 hours

step-by-step explanation:

you can first factor out the n to get n(1+5). we know that 1+5 is 6, so we just have 6n.