I swear this is the last question Which of these is NOT a way to think about finding ‐12−7?

A)The number 7 units to the left of ‐12 on the number line

B)The negative distance between ‐12 and 7 on the number line

C)Changing the signs and the operation: 12+−7

D)The addition expression: −12+−7

PL

Daughter element the new element produced along with a decay particle in a nuclear transmutation 2. half-life the substance that decays in a nuclear transmutation 3. parent element the change of one chemical element into another by nuclear decay or radioactive bombardment 4. transmutation the time required for the decay of one-half of the atoms in a sample of radioactive material