Simplify (8x^4 + 3x^3 - 7x + 9) - (4x^4 -2x^3 + 2x^2 - 10) show your work and explain the steps. leave your answer in standard form.

Every rhombus is a square. true false

What is the length of the missing leg in this right triangle? 18 mm 24 mm 26 mm 32 mm

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?