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NeTakaya
3 years ago
7

Lacy has completed 65% of the 20 questions on the test. how many questions has she completed?

Mathematics
2 answers:
inysia [295]3 years ago
7 0
She has completed 13 answers out of 20 that would equal 65%
Goryan [66]3 years ago
5 0
She has completed 13 answers.
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2x2 + 3x – 10 = 0<br> Find the discriminant for the quadratic equation
bija089 [108]

Answer:

The solutions are:

x=2

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Explanation:

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Step-by-step explanation:

4 0
2 years ago
5(x+3)-7(6-3)+29=50-3(8-x)
Sveta_85 [38]

Answer:

\quad x=\frac{3}{2}

Step-by-step explanation:

7\left(6-3\right)=21, \mathrm{Expand\:}5\left(x+3\right)-21+29:\quad5x+23, \mathrm{Expand\:}50-3\left(8-x\right):\quad 3x+26, Subtract 23 and 3x from both sides and simplify: 2x=3, Divide both sides by 2 and simplify: x=\frac{3}{2}

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6 0
3 years ago
Square root of 16 in simplest form
FrozenT [24]
√16=4
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6 0
3 years ago
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A rectangle has a length of 4 feet and a perimeter of 16 feet. What is the perimeter of a similar rectangle with a length of 9 f
kompoz [17]
The answer is 42 feet I use substitution and subtract by 8
7 0
3 years ago
What is the volume of the cylinder in the diagram radius 6 height 13
julia-pushkina [17]

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answer may vary slightly depending on value of PI used.

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