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OLga [1]
3 years ago
14

James took a math quiz in which he earned 1 point for every correct answer and lost 0.5 points for every incorrect answer.James

answered 12 out of 18 questions correctly. What was James quiz score?
Mathematics
1 answer:
Nuetrik [128]3 years ago
4 0

Answer:

9

Step-by-step explanation:

6x0.5=3-12=9

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Cynthia Besch wants to buy a rug for a room that is 20 ft wide and 31 ft long. She wants to leave a uniform strip of floor aroun
lara31 [8.8K]
20*31=620
620/2=310
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5 0
3 years ago
Read 2 more answers
Of the relations graphed below, three are functions and one is not.
tresset_1 [31]

Answer:

vertical line

Step-by-step explanation:

If it is possible to draw any vertical line (a line of constant x) which crosses the graph of the relation more than once, then the relation is not a function.

6 0
2 years ago
What is the domain of the following function: f ( x ) = √ x + 4/ x − 2
Tju [1.3M]

Answer:

(-∞,+∞) interval notation

it is not clear if the square root on the x only or the four too.

the answer above is if the equation is :

√x +4/x -2

5 0
2 years ago
15. Kimberly wants to paint the back wall of her living room a different color to make a statement. She
hram777 [196]

Answer:

yes, kimberly would be able to paint 16 ft more after she is done.

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12×22 =264ft

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8 0
2 years ago
Sketch the graph of the inequality.<br> 9. 7y − 2x + 3 &lt; 17
ohaa [14]

7y-2x+3 < 17\ \ \ \ |-3\\\\7y-2x < 14\ \ \ \ |+2x\\\\7y < 2x+14\ \ \ \ |:7\\\\y < \dfrac{2}{7}x+2\\\\y=\dfrac{2}{7}x+2\\\\for\ x=0\to y=\dfrac{2}{7}(0)+2=2\to(0,\ 2)\\\\for\ x=-7\to y=\dfrac{2}{7}(-7)+2=0\to(-7,\ 0)

5 0
3 years ago
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