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Stella [2.4K]
3 years ago
13

Are 6x+4-3x+8 and 3x+4 equivalent?

Mathematics
1 answer:
arlik [135]3 years ago
5 0
<h3>Answer: No, they are not equivalent</h3>

Why not? Well the 6x-3x portion simplifies to 3x. So the x terms are equivalent; however, the 4 and 8 in the first expression combine to 12, which is not equivalent to that 4 in the other expression.

In other words, 6x+4-3x+8 should simplify to 3x+12 and <u>not</u> 3x+4.

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Assume a student shows up for EGR 280 completely unprepared and the instructor gives a pop quiz. Assume there are 6 questions, e
Kisachek [45]

Answer:

P=20%

Step-by-step explanation:

Let's suppose that each question in the test has one and only one correct answer. This means we have 1 desired outcome out of the total 5 desired outcomes. Therefore:

Probability=#of desired outcomes / #of possible outcomes

or

P=\frac{1 correct}{5 opctions}

P=\frac{1}{5}

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7 0
3 years ago
X+3=-x-3 what does x equal
wlad13 [49]

Answer:

x=-3

Step-by-step explanation:

Place like terms on the same side.

Keep in mind when a term is moved from its original position, it changes sign.

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6 0
3 years ago
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The two cones are congruent. Determine the unknown measures of the cones. A = units B = units C = units D = units
Sophie [7]

Answer:

3.1

4.2

5.2

42

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3 0
3 years ago
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What is the slope of the line that is parallel to a line whose equeation is 3y = -4x + 2 ?
Novay_Z [31]
-----------------------
Find Slope :
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3y = -4x + 2
y = -4/3x + 2/3

Slope = - 4/3

-----------------------
Answer: -4/3
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8 0
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m_a_m_a [10]
Well Okay, 1.70 x 6 + .90x, Your pretty much taking 1.70 multiply by 6 then adding .90 for every page after.
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