The mean, median, and mode of the 7 data values 60,100, x, 40,50,200,90 are all equal to x. What is the value of x ?

**Answer Choices**

A. 50

B. 60

C. 7 \dot{5}

D. 90

E. 100

The mean, median, and mode of the 7 data values 60,100, x, 40,50,200,90 are all equal to x. What is the value of x ?

**Answer Choices**

A. 50

B. 60

C. 7 \dot{5}

D. 90

E. 100