Answer:
r=56
Step-by-step explanation:
252= r * 4.5
r * 4.5 = 252
r * 4.5 * 10 = 252 * 10
45r = 2520
r = 56
Answer:
Look at pic.
Step-by-step explanation:
Hope this helps!
Answer:
3, -3, -1/2
Step-by-step explanation:
There is no need to distribute, just set each parenthesis to equal to zero.
p(x)= (x-3)(x+3)(2x+1)
X-3=0 x+3=0 2X+1=0
+3 +3 -3 -3 -1 -1
X=3 X=-3 2x=-1
x=-1/2
So your answers are 3, -3, -1/2
C = 2<span>πr
C = 2(3.14)(8)
C = 50.24
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Answer:
The number is -7
Step-by-step explanation:
Solve in backward to find answer.
The outcome is -4.
It was multiplied by 4. So, divide the -4 by 4.
-4 ÷ 4 = -1
Then, it was divided by 5. So, multiply -1 by 5.
-1 × 5 = -5
Finally, it was added by 2. So, subtract -5 by 2.
-5 - 2 = -7