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bixtya [17]
3 years ago
9

PLEASE HELP!!

Mathematics
1 answer:
Lapatulllka [165]3 years ago
7 0

Step-by-step explanation:

Convert the equation to the slope-intercept form (y = mx + b):

-5x-3y=-7              <em>add 5x to both sides</em>

-3y=5x-7              <em>divide both sides by (-3)</em>

y=-\dfrac{5}{3}x+\dfrac{7}{3}

Choose any three values of x ​​and calculate the values od y:

for x = -1:

y=-\dfrac{5}{3}(-1)+\dfrac{7}{3}=\dfrac{5}{3}+\dfrac{7}{3}=\dfrac{12}{3}=4\to(-1,\ 4)

for x = 2:

y=-\dfrac{5}{3}(2)+\dfrac{7}{3}=-\dfrac{10}{3}+\dfrac{7}{3}=-\dfrac{3}{3}=-1\to(2,\ -1)

for x = 5

y=-\dfrac{5}{3}(5)+\dfrac{7}{3}=-\dfrac{25}{3}+\dfrac{7}{3}=-\dfrac{18}{3}=-6\to(5,\ -6)

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Answer:

By these examples you are able to see that the square of an odd number is always 1 more than a multiple of 4.

Step-by-step explanation:

For examples,

Let's consider squares of 3, 11, 25, 37 and 131.

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8 is a multiple of 4, and 9 is more than 8.

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120 is a multiple of 4 and 121 is one more than it.

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3 years ago
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Step-by-step explanation:

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answer
B.  -30a^5b + 12a^4b^3 + 16a^3b^2 - 4a^2b^4 - 2ab^3
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Brianna earned $240.00 for 20 hours of work. How much was earned per hour?
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