Pete is 15 years old. this is 5 years younger than his sister victoria. write and solve subtraction equation to find victoria's age.

The ratio pv to nrt is plotted against pressure for ch4 at 0°c and 200°c. why does the curve for 0°c drop below the horizontal line for an ideal gas whereas the curve for 200°c does not?

Simplify the expression 10/11(22z) + (a+5) -1

Here is my question! jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?