The sum of the ages of nicole and rachel is 30. currently nicole is four years older than rachel. how old is rachel?

What term best describes a line ans a point that lie in the same plane

Twice the sum of a number and 2 is equal to three times the difference of the number and 8. find the number.

Arepresentative from plan 1 wants to use the graph below to sell health plans for his company. how might the graph be redrawn to emphasize the difference between the cost per doctor visit for each of the three plans? the scale on the y-axis could be changed to 0–100. the scale on the y-axis could be changed to 25–40. the interval of the y-axis could be changed to count by 5s. the interval of the y-axis could be changed to count by 20s.