If it is 5+2x=2x+6 than the answer is no solution
A/Wall if you have 20 and 30 that box is missing # so you will need to times and you will get something like this 20×30=60 and that's the missing #
B/Its going to be about 768 so you need to times and if you don't get 768
7 cm, it’s a step by step equation
Variable, because its a letter<span />