D=dimes
q=quarters
if she has 12 coins then
12-d=q she has 12-d quarters
we dont know how much money she has unless we know d.
she could have 12 dimes and 0 quarters or 11 dimes and 1 quarter etc. we need more information to solve.
With what??kfjyjyjjtjhjhjkroeowoeieididi
Answer:
two
Step-by-step explanation:
its really easy if u think abt it
Answer:
ok so i think it it a or b i don't know but hope i am right
Step-by-step explanation:
Answer:

Step-by-step explanation:
The equation for photon energy is given by:

Where:

This equation telling us that the higher the frequency of the photon, the greater its energy. And the longer the photon wavelength, the lower its energy.
So, replacing the data provided in the previous equation:
