D = -28 / 4N+25
Hope this helps.
Multiply 3x9 and it gives u 27
And -3 plus -9 equal -12
You want to do to one side the same thing you do to the other side.
In order to get the n by itself you divide the 25n by 25. But in order to not change the answer you need to do the same to the 70.

so n=

which can be reduced to

so n=
Answer:
3.
If you were to “unroll” a can of soup, you would end up with two circles and one rectangle.
Thats why when you are finding the surface area of a cylinder, you need to multiply the area of the circle by 2. And also you need to find the area of the rectangle. Then you add the areas all up.
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Answer:
54!
Step-by-step explanation:
you add and subtract all the numbers!