Answer:
2x+14+6y
Step-by-step explanation:
A=x²+4, so 12x²+48=12(x²+4)=12a
the original equation becomes: a²+32=12a,
rearrange into standard form: a²-12a+32=0
the coefficient of the a term is -12.
the constant is 32.
Hello!

Explanation:
↓↓↓↓↓↓↓↓↓↓
First you had to add by
from both sides of the equation.

Simplify it should be the correct answer.

Answer⇒⇒⇒⇒⇒r=2
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-Charlie
Answer:
15
Step-by-step explanation:
you do parenthesis first
9-6=3 then add 3 to 12
3+12=15