Question

Cost of one pen is rupees x and the cost of one pencil is rupees y . Cost of two pens and three pencils is rupees 18 . Write a linear equation in two variables which satisfy this data . Please give answer in elaborated form and give full solution... Please give correct answers and please don't spam . Best and the Best answer is marked as brainliest ...

Answer 1

let the cost of two pens be 2x and let the cost of 3 pencil be 3y
it is given in the question that cost of two pens and three pencils is rupees 18 
so, according to the problem the equation is
2x+3y=18


I hope it is helpful to u

Answer 2

Answer:

let,

cost of 1 pen = x

cost of 1 pencil= y

therefore,

cost of 2 pens = 2x

cost of 3 pencils= 3y

given that,

cost of 2 pens and 3 pencils is 18

$\therefore \: 2x + 3y = 18$