Question

sita is 20 years younger than her father and 3 years older than her brother .write the algebraic expressionsfor the above​

Answer 1

Answer:

let sita age be x years

Step-by-step explanation:

then according to question

her father's age will be = 20 + x __[1]

and her brother's age will be= x–3__[2]

multiply equation 1 and 2

we get

= ( 20 + x ) × ( x–3 )

= 20x –60 + x² –3x

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= x² + 17x – 60