+0  
 
0
456
2
avatar

lets say kevin bought a book for 40% of his money. Kevin has X dollars how do you write this as a math thing.

 Nov 30, 2015
 #1
avatar
0

.40x

 Nov 30, 2015
 #2
avatar
0

If Kevin had X amount of money, then:

40% of X or 40%X, Kevin would have spent on his book. So, the equation would look like this this:

 

X - 40%X=$ amount of money remaining in his pocket.

X - 40/100X=$

X - .40X=$ money left.

 Nov 30, 2015

1 Online Users