If 10% of a number is 2 less than 20% of the same number, then 80% of the number equals?

16

Step-by-step explanation:

黑鬼

16

every time you go up 10% there will be 2 added

2*8=16

Step-by-step explanation:

the circle graph is not a function.

step-by-step explanation:

the graph of the circle is not a function.

because for a graph to be a function, each value of x must give one value of y

in the circle, the values of x for -2< x< 2 each give 2 values of y.

hence this is not a function.