Question

Use the following function rule to find g(2d). Simplify your answer.

g(c)=
–
3c+9
g(2d)=

Answer 1

g(c) = 3c + 9

g(2d) = 3(2d) + 9

g(2d) = 6d + 9

You just replace the c in 3c + 9 with 2d.