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serg [7]
4 years ago
10

Match the information on the left with the appropriate equation on the right.

Mathematics
1 answer:
kiruha [24]4 years ago
3 0

Answer:

See attachment below

Step-by-step explanation:

For the first option, we are given m = - 2 / 3, b = 3. This is likely in the point - slope form y = mx + b, where m = slope and b = y - intercept. Thus, the equation of the line in point - slope form given this information, should be y = - 2 / 3x + 3. It seems as if none of the following equations match this form, so let us interchange the equation a bit,

y = - 2 / 3x + 3,

y + 2 / 3x = 3,

2x + 3y = 9 - Option C

_______________________________________________________

Next we are given m = - 3 / 2, and that this line passes through the point ( 4, - 1 ). Substitute m as - 3 / 2, x as 4, y as - 1, knowing point ( 4, - 1 ), into the form y = mx + b - solving for b.

- 1 = ( - 3 / 2 )( 4 ) + b,

b = 5,

Thus the equation in point - slope form should be y = - 3 / 2x + 5. None of the choices match this, so let us again alter the equation,

y = - 3 / 2x + 5,

2y = - 3x + 10,

- 2y = 3x - 10 - Option A

_______________________________________________________

( 6, 3 ) and ( 3, 1 ) is given to lie on this line. The slope of the line should be as follows,

Slope = 3 - 1 / 6 - 3 = 2 / 3

Now let us determine the y - intercept ( b ) by substitute one of the points, say ( 6, 3 ). In this case x = 6, and y = 3,

3 = ( 2 / 3 )( 6 ) + b,

b = - 1,

y = 2 / 3x - 1 = Option D

Take a look at the attachment below for further help;

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Y=-3x+3
kondor19780726 [428]

Answer:

X     Y

-6    1

-3    2

0     3

3     4

yea its literally that easy

Step-by-step explanation: If you plot this on a graphing calculator or just a graph in general this is the answer you get

Hope this helps have an amazing day

6 0
3 years ago
Rewrite using a fractional exponent<br><br> <img src="https://tex.z-dn.net/?f=%5Csqrt%5B6%5D%7B7%5E2%7D" id="TexFormula1" title=
tangare [24]

Answer:

7^{\frac{1}{3} }

Step-by-step explanation:

Using the rule of exponents

\sqrt[n]{a^{m} } ⇔ a^{\frac{m}{n} } , then

\sqrt[6]{7^{2} } = 7^{\frac{2}{6} } = 7^{\frac{1}{3} }

8 0
3 years ago
In step 2, how do you know that 5x? and -12x? are like terms? If you could please help me with 1,2,3 if not just 2
klemol [59]
First we need to define what a like term is:

Like term meaning:

Terms whose variables (such as x or y) with any exponents (such as the 2 in x2) are the same. Examples: 7x and 2x are like terms because they are both "x".

Answer (for question 1):
For step one, you would just have to expand the brackets. The number of times multiplication would be used is 3 times. If you are confused, I attached a diagram in my ‘side notes’ section.

Answer (for question 2):
-5x squared and -12x squared are like terms because they both end in x squared.

Answer (for question 3):
There are no more like-terms.

Hope this helps!
Please give Brainliest!

Side notes:

3 0
2 years ago
Find value of x<br> A. 15<br> B. 18<br> C. 16<br> D. 19
tester [92]

Answer:

x = 19

Step-by-step explanation:

By the Supplementary Angle Theorem we can say that;

123 + 3x = 180

3x = 57

x = 19

Hope this helps!

5 0
3 years ago
A set of data with a mean of 45 and a standard deviation of 8.3 is normally distributed. find the value that is +3 standard devi
lidiya [134]
69.9 is exactly 3 standard deviations away, which means that 78.9 is +3 (more than 3) standard deviations

So the answer is 78.9
3 0
3 years ago
Read 2 more answers
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