To find the inverse of a function, replace all the x's with y's and all the y's with x's.
y= -3v(x+7) + 10
x= -3v(y+7) + 10
Now that we have a new function, we solve for y.
x-10= -3v(y+7)
-x-10=3v(y+7)
(-x-10)^3=y+7
y=(-x-10)^3 - 7
Now we have the inverse function.