Alex buys $1800 GameStop stock after it gets really hyped the stock grows by 20% per day write an equation for how much it will be worth in X number of days

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b

With alll of except for the 2 that i did already

Emily is entering a bicycle race for charity. her mother pledges $0.90 for every 0.75 mile she bikes. if emily bikes 18 miles, how much will her mother donate?