5. Two carbon atoms and 1 oxygen atom contain 20 protons. One carbon atom and 2 oxygen atoms
contain 22 protons. How many protons are there in
each atom?

help me to answer this ​

The graph of f(x)=|x| is reflected over the y-axis and horizontally compressed by a factor of 1/9. write a formula for function g(x)

Do 12/14 and 8/10 have the same value? explain your answer.

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.