Question

six times a certain number minus eight has the same value as four times the number plus two. what is the number?

Answer 1

Let x be the certain number.
6x - 8 = 4x + 2.
2x = 10
x = 5

Answer 2

what about 3b-13+4b=7b+1

Answer 3

What about it? :)

Answer 4

3b-13+4b=7b+1
7b -13 = 7b + 1
There can be no solution. There is no answer so do NOT write 0 as the answer.