Given: x + 3.8 > -10.02.

Choose the solution set.

Solutions for 2x+7 less than or equal to 3x-5

If you could answer these your a life saver

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