Question

the cost of notebook is twice the cost of the pen linear equation in two variable​

Answer 1

Answer:

Given that cost of a notebook (x) is twice the cost of a pen(y). So, x = 2y. x – 2y = 0 is the linear equation in two variables that represent the statement.

Answer 2

Explanation:

Which one of the following is the difference in local time between the places located a 165° East and 165° West?

(a) O hrs

(b) 12 hrs

(C) 22 hrs

(d) 24 hrsThe longitudinal difference between the places given in question is 330 degrees (165+165), which means that difference in time will be 330/15, i.e. 22 hours.