C C On a number line, a number, b, is located the same distance from 0 as another number, a, but in the opposite d
The number b varies directly with the number a. For example b = 2 when a = -2-
-2. Which equation represen
direct variation between a and b?
b=a
-b = -a
Ob-a = 0
Ob(-a) = 0

2men and 7 boys can do a piece of working 4 days.it is done by 4 men and 4 boys in 3 days how long would it take for 1man or one boy to do it alone

The diameter of a table is 5 feet. what is the circumference

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )