How far apart on the number line is 12 and 18; 12 and -7; -11 and -4

Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?

The sequence [tex]a_{n}[/tex] = 5n + 3 is the same as the sequence [tex]a_{1} = 8, a_{n} = a_{n-1} +5[/tex]