A spring whose natural length is 20 feet exerts a force of 7 pounds when compressed to 15 feet. How much work is done when the spring is stretched from 20 feet to 25 feet?

Ten times the square of a non-zero number is eqaul to ninety times the number

Will give brainliest plz hurry lexie surveyed 4 teenagers to find out approximately how many hours, per week, they read for fun, and how many siblings they have. brooke said she reads about 10 h a week for fun, and that she has 5 siblings. celia said she has 1 brother and 1 sister and reads for fun about 3 h each week. henry said he has 2 brothers and reads for fun about 30 min each week. jude said he doesn't read for fun and has 3 brothers and 3 sisters. use this information to complete the data table. express your answers as whole numbers or decimals. name hours of fun number of siblings brooke celia __ henry jude

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?