The answer is C to your question
Step-by-step explanation:
mean=sum of observarion/totalno. 9f ovservation
14+16+x/3=12
30+x=36
x=6
Answer:
A. x=0
Step-by-step explanation:
x+20+10x=20+9x
cancel equal terms
x+10x+9x
add x to 10x
11x=9x
move variable to left
11x-9x=0
subtract 11x to 9x
2x=0
divide Both sides by 2
x=0
Answer:
it might be 125 cuz it takes 10 100'to make 1000
Answer:
-84
Step-by-step explanation:
Let the number be x. Then we have,
(the quotient of a number and -7)
(decreased by 2)
(is 10)
Now we can solve for x,:
So, the original number is -84