SOLUTION: the sum of a number and 2/5 of itself is 56. what is the number?
Algebra.Com
Question 240192: the sum of a number and 2/5 of itself is 56. what is the number?
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
Let the number be x.
x + 2x/5 = 56
5x+2x=280
7x=280
x=40
.
Ed
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