Por el revelador y la impresion de cada rollo de 24 fotos cobran $55,00 (cincuenta y cinco dolares),si este mes se hace un descuento del 30%, ¿ cuantos pagara Martha por la impresion de dos rollos? Con la respuesta y procedimientos x favor

answer:

it is general formula that is used to write value to its excet position

a11 a12 a13

a21 a22 a23

it is the example of order 2 by 3 matrix in this

a11 means value occur in 1 st row 1st column

a12 means value occurs in 1st row 2nd column

a13 means value occur in 1st row and 3rd column

a21 means value occurs in 2nd row and 1st column

a22 means value occurs in 2nd row and in 2nd column

a23 means value occurs in 2nd row and in 3rd column

answer: 4 meters

step-by-step explanation: to you understand 2/3 better you can do 1 divided by 3 = . then multiply that by the 2 which is .66666666666666667 then you would do 6 x .66666666666666667 which is 4.      

hope this .

ion

step-by-step explanation:

ion ion ion ion ion ion ion ion ion ion ion

b

step-by-step explanation:

this is because the profit is decreasing and turning into debt