Question

X-7<15 ?

Answer 1

You need to isolate x. So you need to move that "-7" on the left side to the right side.

Currently you are subtracting 7 from x. To undo this, you add 7 to both sides.

Answer 2

but see thats the point . what do you mean subtract by x

Answer 3

when I say "Currently you are subtracting 7 from x" I mean x-7

we have this equation

Answer 4

We need to move this over



to isolate x