What value must k take in order for the following expression to be greater than zero?

Solve - pv + 40 < 65 for v solve 7w - 3r = 15 for r

Which ratios are equivalent to 10: 16? check all that apply. 30 to 48 25: 35 8: 32 5 to 15

If you apply the changes below to the linear parent function f(x)=x what is the equation of the new function vertically stretched by a factor of 3 flip over the x axis