V + 47 - 5V = 287 gather V's together 47 - 4V = 287 subtract 47 from both sides 47 - 47 - 4V = 287 - 47 - 4V = 240 divide both sides integers by - 4 (- 4/ - 4)V = 240/- 4 V = - 60 -----------------check in original equation ( - 60 ) + 47 - 5( - 60) = 287 - 13 + 300 = 287 287 = 287 ----------------checks
287
287 is divisible by 7.7x41=287
1 x 287, 7 x 41 = 287
The positive integer factors of 287 are: 1, 7, 41, 287
Everything's divisible. 287 is divisible by 1, 7, 41 and 287.
287 rounded to the first digit (ones) is 287.
1]288-1=287 2]286+1=287 3]287x1=287 4]287/1=287 5][287-1]+1=287
1000-287 = 713
103 yes 287 no
287
885