An object is 15.0 cm from a convex lens. Its image is 12.0 cm from the lens on the other side. What is the focal length of the lens? Question 22 options:

1.25 cm

8.6 cm

6.67 cm

27.0 cm

6.67

Explanation:

ι вєℓιєνє ιт ιѕ тнє fιяѕт ¢нσι¢є(α.)

нє ѕнσυℓ∂ ѕмιℓє ρσℓιтℓу αи∂ ѕρєαк тσ тнє ρєяѕσи ωнσ ιѕ ιитєяяυριиg αfтєя тнє ∂ιѕ¢υѕѕισи

нσρє ι ¢συℓ∂ нєℓρ.

i really dont know but i will try okay.

so i think u would just add all them up and get your answer..