Pasta costs £1.50 per kg.
How much does 600g of pasta cost?
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Solve the system of equations. y= 2x y= x^2 - 15

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?

Rationalize the denominator- 12x/√x-10