Hi, people hel free point and brain if you can tell me who my boy. friend is 700X400

For what values of x is x2 + 2x = 24 true?

If the simple annual interest rate on a loan is 6, what is the interest rate in percentage per month?

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of