3/2(x-5)=-6
3x-15=-6*2
3x=-12+15
3x=3
x=3/3
x=1
I don't know sorry I wish I could help
Answer: 64.8
Explanation:Please see attachment for explanation
B. Flourine
Flourine has one of the highest ionization energies because it is so close to getting a full octet with eight atoms. It doesn't want to lose but rather gain an atom. On the periodic table, ionization energy increases as you head towards the top and to the right.
Answer: ZnS
Explanation: usually salts of alkali metals are well soluble in water.
Also most nitrates are well soluble.
Sulfides of transition metals are generally insoluble in water