Question

The cost of a book is four times the cost of a notebook . express this statement as a linear equation in two variable . write the equationi in the form ax +by + c = 0 ???

Answer 1

Answer:

x-4y=0

Step-by-step explanation:

Cost of book- x

Cost of notebook- y

• x=4y =>

Equation will be in the form of:

• x-4y=0