What is the sum of the polynomials? (8x^2 -9y^2-4x)+(x^2-3y^2-7x)
A 7x^2-6y^2+3x
B 9x^2-6y^2+3x
C 9x^2-12y^2+3x
D 9x^-12y^2-11x
there are the answers but if you want to see them in a file i included the entire question and answers in a file
please no files i cannot see them with my computer
i can only put them up

Pelle's sister is three years older than pelle the father is 5 times as old as pelle the mother was 28 when the sister was born altogether they are 98 years old how old is pelle?

Drag each number to the correct location on the statements. not all numbers will be used. consider the sequence below. -34, -21, -8, 5, complete the recursively defined function to describe this sequence

Need to finish my juan wants to build a greenhouse in his back yard. he needs to maximize the ratio of floor area to structure volume in order to provide the most room for plants while minimizing the area to be heated. find the description of the structure that best meets juan’s criteria. a.) a hemisphere with a diameter of 12 feet b.) a cube with a side length of 12 feet c.) a cone with a diameter of 12 feet and a height of 10 feet d.) a square pyramid with a base side length of 12 feet and a height of 9 feet