10(−7y−2z)+4z−2(−8z+6y) simplfy

Which of the points a(6, 2), b(0, 0), c(3, 2), d(−12, 8), e(−12, −8) belong to the graph of direct variation y= 2/3 x?

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

Compute the standard deviation of the following set of data to the nearest whole number. 10, 10, 15, 20, 25