Question

7. Twice the cost of a mobile phone is equal to 5 times
the cost of a computer. Write a linear equation in
two variables to represent this statement.​

Answer 1

Answer:

the answer of this question is 7x+5y

and 5x+7y

Answer 2

Answer:

2x=5y

Step-by-step explanation:

Let mobile phones  be x

Let computer be y

Let cost of mobile phone be Rs.100

2x=5y

2*100=5y

200 = 5y

5y= 200

y= 200/5

y= 40

Thus, The cost of Computer Is Rs.40