Find which system of inequalities is )3,-7) a solution?

What term makes it inconsistent y=2x - 4

Find the value of x. give reasons to justify your solutions! l, m ∈ kn

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