Select all that apply.
any element can always be identified by its:
atomic mass
number of neutrons
number of protons
atomic number

7(x - 2) = 3(x + 4) solve the following equation. then enter your answer in the space provided using mixed number format.

The table shows the webster family’s monthly expenses for the first three months of the year. they are $2,687.44, $2,613.09, and $2,808.64. what is the average monthly expenditure for all expenses?

Triangles abc and dfg are given. find the lengths of all other sides of these triangles if: b ∠a≅∠d, ab·dg=ac·df, ac=7 cm, bc=15 cm, fg=20 cm, and df-ab=3 cm.