Answer:
x²+6x+9=0
x²+3x+3x+9=0
x(x+3)+3(x+3)=0
(x+3)(x+3)=0
either
x+3=0
x=-3
or
x+3=0
x=-3
Step-by-step explanation:
next method
x²+6x+9=0
x²+2×x×3+3²=0
it is in formula of (x+y)²
(x+3)²=0
x+3=√0
x+3=0
x=-3
Hi !
The volume of the cube is :
18 × 18 × 18= 5 832 mm³
The answer is D.
Answer:
x_>0_>3000
Step-by-step explanation:
I saw the answer key :)
Answer: 5/2
Step-by-step explanation:
Plug in two points from the table into the formula y2-y1 divided by x2-x1
I hope this helps.
The report was 10 pages. This is because we know that Jason wrote half a page a day, and if he consistently wrote each day and I took him a total of 20 days to finish, all you would have to do is multiply 20 by .5 (half a page), you would then get 10, which means that in 20 days he wrote 10 pages