Your answer is <u>12v-3.</u>
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Steps:
1. Group Like Terms. (8v-3v+7v-3)
2. Add Similar Elements. (8v-3v+7v=12v)
3. Finished. (=12v-3)
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Hope this helped :)
1.04 kilograms
1 gram = .001 kilogram
2x520= 1040
1040 x .001 = 1.04 kilograms
Answer:

Step-by-step explanation:
we know that
The area of the circle is equal to

where
D is the diameter of the circle
Solve for D
That means-----> Isolate the variable D
Multiply both sides by 4 to remove the fraction

Divide both sides by π

square root both sides

Rewrite

Simplify

One of the 4 options prolly D