What is the length, in units, of segment CD?
A) 6
B) 8.5
C) 7
D) 9.8

What should be done to solve the equation? x+14=21 add 14 to both sides of the equation. subtract 14 from the left side of the equation. add 14 to the left side and subtract 14 from the right side of the equation. subtract 14 from both sides of the equation.

Find the value of the variable and the length of each secant segment.

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?