Question

Express the following statements as a linear equation in two variables.(i)The cost of a pencil is £2 and one ball point pen costs £15 . Sheela pays £100 for the pencils and pens she purchased ​

Answer 1

Answer:

2×a+15×a=100

Step-by-step explanation:

COST OF PENCIL= ₹2

COST OF BALL PEN=₹15

AMOUNT PAID BY SHEELA=₹100

LET THE NUMBER OF PENS AND PENCILS BE 'a'

LINEAR EQUATION=2×a+15×a=100

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