Question

13) The total cost of 5 pencils & z pens is Rs.50
Write an eqh, involving two variables represting
this statement,​

Answer 1

Answer:

5x+zy=50

Let us assume

the cost of pencils is x rupees

and the cost of pens is y rupees

5pencils,total cost of pencils is

5x

z pens,total cost of pens is

zy

TOTAL=cost of pens+cost of pencils

50=5x+zy

Answer 2

Answer:

5x+zy=50

Let us assume

the cost of pencils is x rupees

and the cost of pens is y rupees

5pencils,total cost of pencils is

5x

z pens,total cost of pens is

zy

TOTAL=cost of pens+cost of pencils

50=5x+zy

Hope it helps

Mark brainliest