Question

The mean of the given observations 12x, x+25,x-10,18-2x,12+3x is 30 Find the value of x

Answer 1

Answer:

x=7

Step-by-step explanation:

(12x+x+25+x-10+18-2x+12+3xZ)/5=30

15x+45=30*5

15x+45=150

15x=150-45

15x=105

x=105/15

x=7

Answer 2

Answer:

The value of X is 7

Step-by-step explanation:

12x+x+25+x-10+18-2x+12+3x/5=30

15x+45=30*5

15x=150-45

15x=105

x=105/15

x=7

so the value of X=7