two hundred and 40 = 240
let "a number" = x
6(x) = 240
Isolate the x. Note the equal sign, what you do to one side, you do to the other. Divide 6 from both sides
(6x)/6 = (240)/6
x = 240/6
x = 40
40 is your number
~
6.0m questions
7.8m answers