Bigsfc said:Nine times a number is 30 more than three times that number. Find the number
Bigsfc said:I had 9x =45 3x=15 x=5
Subhotosh Khan used N instead of x for the unknown. The choice of letters to stand for unknowns is arbitrary so you need to be a bit flexible. He showed you how to set up the problem without solving it for you. He was hoping you would do:Bigsfc said:Nine times a number is 30 more than three times that number. Find the number ...
i am totall confused ...I had 9x =45 3x=15 x=5