The cost of joining a country club is $650 per month plus a one time membership fee of $20,000. 1. write a function for the cost of joining the club 2. suppose you join and are a member for 7 years, what is your cost? *im very bad at math*

Use the quadratic formula to solve 5x=6x^2-3,what are the values of x?

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered

What is the area of a rectangle with vertices (-8,-2), (-3,-2), (-3,-6), and (-8,-6)? units