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guapka [62]
3 years ago
13

In an online practice test, Sam scores 18 points for the questions he

Mathematics
1 answer:
Elden [556K]3 years ago
7 0

Answer: He scored 15 points in total.

Step-by-step explanation: If according to the question Sam scored 18 points for all correct answers and then got minus 3 points for incorrect answers, then the total points obtained by Sam would be

Total = Correct answers - Incorrect answers

Total = 18 - 3

Total = 15

Therefore Sam scored a total of 15 points.

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What is the value of the expression shown when x = 5?
sergey [27]
3(2(5)+4)-5
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37
4 0
3 years ago
Line JK passes through points J(–4, –5) and K(–6, 3). If the equation of the line is written in slope-intercept form, y = mx + b
4vir4ik [10]
The value of "b" is the y-intercept.

In order to figure out slope-intercept form you need 1 coordinate and the slope.
1) Find the slope, using the 2-point slope formula: "m= y2-y1 / x2-x1".
   ex. m= -5 - 3 / -4 - -6   (simplify)--->   m= -4

2) Fill in the blanks for point-slope formula: "y - y1 = m (x - x1)"
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3) Then use basic algebra to simplify.


7 0
2 years ago
Is xy = 1 a function
Mandarinka [93]
Yes it is a function

7 0
3 years ago
Read 2 more answers
In Abbys office there are 42 men. The ratio of men to women in the office is 7.5. How many women are in the office?
natima [27]
Solution to this question is, first we need to change the ratio of men to women is 7:5 y = 42y/x = 7/5
5y = 7xx = 5y/7x = (5 * 42)/ 7x = 30
The number of women in the office is 30.The answer is 30.
7 0
3 years ago
Help ASAP pleaseeeeeeeeeeee
morpeh [17]

Answer:

21

Step-by-step explanation:

30x2=60

60x.35=21

Mark me brainliest i really need it

8 0
3 years ago
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