Yes this is proportional!
Suppose the one's digit is x, the ten's digit is y. the original number is 10y+x, the reversed number is 10x+y
x+y=13
(10x+y)=(10y+x)-9 =>9y-9x=9 =>y-x=1
Add the two equation to solve: 2y=14 =>y=7
x=13-7=6
the original number is 76.
Tuition and fees at Emory University are $46,314<span> USD without financial aid. With room, board, and other fees combined, total cost of attendance is </span>$63,058<span> USD</span>
Answer:
3(2x+5)=3 6x+15 = 3 6x = -12 x =-2
9+9x=2x+2 9x-2x= 2-9 7x= -7 x=-1
Step-by-step explanation:
Convert into percent
406/100 = 406%
