Question

A notebook and a pen together cost 162. The
cost of the pen is 30 more than five times
the cost of the notebook. Find the cost of the
notebook and the pen
​

Answer 1

Answer:

let cost of pen equals to X

let cost of book equals to y i equal

Step-by-step explanation:

no according to question

X=30+5y ......eq1

put value of X in this equation

X+Y=162....eq2

30+5y+y=162

30+6y=162

6y=132

y=22

therefore x=140