Question

Siri bought 2 notebooks and 5pens for Rs 90. lakshmi bought 4notebooks and 5pens for Rs140 form a linear equation from above data​

Answer 1

Answer:

let notebooks be x and pens be y

Step-by-step explanation:

so for Siri, 2x+5y=90

so for Lakshmi , 4x+5y=140

Answer 2

Answer:

$\huge\pink{ANSWER}$

✯Points

• not books price = x
• pena price = y

✯ Given information :

• siris expenditure ( 2x+5y = 90 )
• Lakshmi expansions ( 4x+5y = 140 )

✯solve the equation so u get y = 8 , x = 25

• pens price = 8 rs
• notebook price = 25 rs

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