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worty [1.4K]
3 years ago
12

Number 7 please help.

Mathematics
2 answers:
Korolek [52]3 years ago
8 0

C is the correct answer. hopes this helps

inysia [295]3 years ago
6 0

The answer is C. I took 4.5% of $70.00 and added it back to the $70.00 then repeated 2 more times.

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What is T In the equation 3/7+t=20/21
stealth61 [152]

Answer:

\large\boxed{t=\dfrac{11}{21}}

Step-by-step explanation:

\dfrac{3}{7}+t=\dfrac{20}{21}\qquad\text{subtract}\ \dfrac{3}{7}\ \text{from both sides}\\\\\dfrac{3}{7}-\dfrac{3}{7}+t=\dfrac{20}{21}-\dfrac{3}{7}\qquad\text{LCD(7, 21)=21}\\\\t=\dfrac{20}{21}-\dfrac{3\cdot3}{7\cdot3}\\\\t=\dfrac{20}{21}-\dfrac{9}{21}\\\\t=\dfrac{20-9}{21}\\\\t=\dfrac{11}{21}

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3 years ago
Based on a poll of 100 citizens, a community action group claims that 38% of the population is in favor of the construction of a
tatyana61 [14]

Answer:

(0.55, 0.75)

Step-by-step explanation:

The range can be estimated to be 6 standard deviations wide.  Therefore, the standard deviation is:

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(0.65 - 0.10, 0.65 + 0.10)

(0.55, 0.75)

8 0
2 years ago
What is a/b if a-b=2
ad-work [718]

Answer:

Step-by-step explanation:

2+b/ b pretend this is a fraction

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3 years ago
What is the graph of the function f(x) = the quantity of x plus 2, all over x minus 3
lisabon 2012 [21]
Go to desmos.com its a free graphing calculator site. type in (x+2)/(x-3)

it'll show you the graph

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2 years ago
What is the area of the shaded region?
Genrish500 [490]

Answer:

96

Step-by-step explanation:

base of triangle = 8

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2 years ago
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