What is the value of k?

-3(k+7)-5k + 4 = 23

Rewrite the hyperbolic equation 4y^2 -9x^2 +54x-8y-113=0

Find the image of a(4, -2) after it is reflected over the line y= 2, then reflected over the line x = 2. (-8,6) o (0.-2) o (0,6) (-8, -2)

Robin spent 25% more time on his research project than he had planned he’s been an extra h ours on the project which of the following expressions could represent the number of hours rob actually spent on the project