14) Una mesera tiene 2 veces el número de vellones de diez que de monedas de cinco y una peseta más que el número de monedas de cinco, para un total de $2.75. Determina cuántas monedas de cinco, vellones y pesetas tiene.
a) 5,9,7
b) 2,4,15
c) 5, 10,6
d) 5, 15, 1

choice b is correct

step-by-step explanation:

we have been given the following system of linear inequalities;

we are required to graphically determine the solution to these system of inequalities. using a graphing tool, the solution is as shown in the attachment below;

add an image !

step-by-step explanation:

the answer would be 150 books

step-by-step explanation:

if you divide 300 by 2 you will get 150

30005

yes ok