Write an expression that shows how to convert kilograms to grams

What is the solution to the system of the equations? x = y - 3 x + 3y = 13

Use a standard normal table to determine the probability. give your answer as a decimal to four decimal places. −1.5< < 1.5)

The monthly texting plan of all star cell is $11 per month and $0.25 per text. the monthly texting plan of top line cell is $14 per month and $0.15 per text. a student wants to set up a system of equations to find the number of texts for which the total monthly cost of the two companies is the same. he uses the variables x and y. he lets y represent the total monthly cost. what will x represent? x = number of texts x = cost of the total number of texts x = total monthly cost x = cost of each text