Answer:
177
Step-by-step explanation:
You have to multiply and you get 177
126
You have to add the area of all the faces. 9+9+27+27+27+27
4
5a^2-6a-2
^^^^
check the picture below.
Answer: Subtract 3 from each side of the equation(A)
3n2−15n=3
1:Subtract 3n2 from both sides.
-15n=3-3n2
2:Divide both sides by -15.
-15n/-15=3-3n2/-15
3:Dividing by −15 undoes the multiplication by −15.
n=3-3n2/-15
4:Divide 3−3n 2 by −15
n=n2-1/5
