If a certain number is increased by 5, one - half of the result is three - fifths of the excess of 61 over the number. Find the number

5 answers

(n + 5) / 2 = 3/5 (61 - n)

5n + 25 = 366 - 6n
31
31
31
1/5(x+5)=3/5(61-x)
5(x+5)=6(61-x)
5x+25=366-6x
5x+6x=366-25
11x=341
x=31