5k^2u^2 3z^2

________ + ____
12b^2d^2 4bk^3

How would I solve this?

(5k^2)(u^2)(3z^2)+ 12(b^2)(d^2)(4bk^3)

= 15(k^2)(u^2)(z^2) + 48(b^3)(d^2)(k^3)

then factor:

3(k^2) [5(u^2)(z^2) + 16(b^3)(d^2)k