What number do you need here? 6+?+12-2=30

The number we need is 14

Given : 6+?+12-2=30

Let the unknown be represented as x, such that

We now solve left hand side first., taking like terms , leaving x alone to be found.

6+x+12-2=30

16+x=30

x=30-16

x=14

See related answer using this link : link

i'm pretty sure it's 477,585,296, but perhaps my math is incorrect.

step-by-step explanation: i dont