Respuesta :
you need do like 25$--------100% of real price
x$---------70%
25x70=100x
1,750=100x
x=1750divided by 100=17.5$
x$---------70%
25x70=100x
1,750=100x
x=1750divided by 100=17.5$
25.00 divided by 10= 2.50 2.50 times 3 equals 7.50. 25.00 minus 7.50 17.50