Penelope is 4 times as old as jose. jose is 3 years older than eliot. if the sum of all three is 57 years, how old will jose turn in 4 years. (and how did you get that answer)

Chemistry balance then what type of reaction are they i don't know why it keeps saying math when i put chem

At his new job, jeremiah can choose an hourly rate of $9 plus a $50 weekly bonus for opening the store, or an hourly rate of $10 per hour with no opening bonus. the equations model his salary options. y = 9x + 50 y = 10x

What is 1/3x5 on anuber line what does it look like on a number line