Question

Sohini and Rohini have Rs. (x+2)(x+5) and Rs (x-5)^2 respectively . before shopping , they combined their money and together spent Rs . (x^2 + 3x)
write an algebraic expression for the amount of the money they saved

Answer 1

Answer:

Photosynthesis is the process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar.

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

Total number of coins=80

Let the number of 2 rs. coins=x

The number of 5 rs. coins = 80-x

According to given statement,

2x+5(80−x)=232

⟹2x+400−5x=232

⟹−3x=232−400

⟹−3x=−168

⟹x=56

Number of 5 rs. coins = 80-x = 80 -56=24

Number of 5 rs. coins= 24