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liberstina [14]
2 years ago
13

At first, Brianna earned a score of 90 on the quiz. She discovered that 4 had been taken off by mistake. Brianna showed the teac

her, removed the 4-points deduction. Which two quiz scores could be used to find Briannas new quiz score
1.90+ (-4)
2.90+4
3.90-4
4.90-(-4)
Mathematics
2 answers:
ohaa [14]2 years ago
6 0

Answer:

THIS IS AN EXAMPLE:

Initial score was 80. There was an accidental 5 point deduction. This means anything that gives 85 is the correct answer.

80 + 5 = 85

80 - (-5) = 85

Step-by-step explanation:

Lelechka [254]2 years ago
6 0

Answer: The answer will B because you add the deduction back to the grade if the teacher removed the deduction. Hoped this helped! :)

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Which points are coplanar and collinear
Nesterboy [21]

Answer:

Collinear points are points all in one line and non collinear points are points that are not on one line. Below points A, F and B are collinear and points G and H are non collinear. Coplanar points are points all in one plane and non coplanar points are points that are not in the same plane.

Step-by-step explanation:

hope this helps you :)

5 0
3 years ago
-3(-4b - 7n) use n = 8 and b = 2
gogolik [260]

The answer for your problem is 192

7 0
3 years ago
1. A farmer is painting his silo. A typical can of paint covers 400 squared meters.
Maksim231197 [3]

Answer:

1. 6/10 – 2/5 =

Ans: 2/10, which can be reduced to 1/5.

2. If a tank is 5/8 filled with solution, how much of the tank is empty?

Ans: 3/8 of the tank is empty. Since the whole tank would equal 8/8, or 1, and 5/8 of it is filled, then that

means 3/8 of it remains empty.

3. 1/2 x 3/5 x2/3 =

Ans: 6/30, which can be reduced to 1/5.

4. 5/9 ÷ 4/11 =

Ans: 55/36. You cannot reduce this fraction any further.

5. Convert 27/4 to a decimal.

Ans: 6.75. This answer is arrived at by dividing 4 into 27.

6. Convert 0.45 to a fraction.

Ans: 45/100, which can be reduced to 9/20.

7. 4.27 x 1.6 =

Ans: 6.832

8. 6.5 ÷ 0.8 =

Ans: 8.125

9. 12 + 4.52 + 245.621 =

Ans: 262.141

Step-by-step explanation:

3 0
2 years ago
Given the points below, are the two lines parallel, perpendicular, or neither?
Karo-lina-s [1.5K]

Answer:

none of them are perpendicular or parallel

5 0
2 years ago
PLEASE HELPPPPP!!!!!!!!! (show work if you can)
Kryger [21]

Answer:

180x^4y^3z^2

Step-by-step explanation:

Start by finding the LCM of the coefficients of each polynomial:

LCM(12,18,30)=180

Next, to find the least common multiple of each of the following terms, we need to take the absolute minimum we can of each term (x, y, and z). The largest term of x is x^4 in the first polynomial, so we'll take exactly that for our x term in the LCM, absolutely nothing more. Similarly, the largest term of y in any of the three polynomials is y^3 (also in the first polynomial) and the largest z term in any of the three polynomials is z^2 in the second polynomial. Thus, the LCM of all our polynomials is:

180\cdot x^4\cdot y^3\cdot z^2=\boxed{180x^4y^3z^2}

3 0
3 years ago
Read 2 more answers
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