1. |x|+5=18 (1 point)
a: 5 or -5
b: 13 or -13 (i think it's this one)
c: 18 or -18
d: 23 or -23

2. |y+4|< 1 (1 point)
a: -5< y< -3 (i think its this one)
b: -3< y< 5
c: -4< y< 1
d: 1< y< 4

3. |2t|- 5=7
a: t=1 or -1
b: t=6 or -6 (i think it's this one)
c: t=10 or -10
d: t=12 or -12

3 5
4. |a| - - = - - (1 point)
4 8
1 1
a: -- or - -- (i think it's this one)
8 8

7 7
b: -- or - --
8 8

3 3
c: 1 -- or -1 --
8 8

d: no solution

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

What is the volume of the cone to the nearest cubic millimeter? (use π  = 3.14) a) 46 mm3 b) 128 mm3 c) 183 mm3 d) 275 mm3 diameter = 5 mm height = 7 mm how do you do this problem step by step?

Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.