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Ludmilka [50]
3 years ago
8

Expand and simplify (n-2)(3n+7) + 2n(2n+3)

Mathematics
1 answer:
KonstantinChe [14]3 years ago
6 0
3n^2+7n-6n-14+4n^2+6n= 7n^2+7n-14

Hope that helps and best of wishes!
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Which equations are equivalent to ? Check all that apply. X 4 = 64 60 = x.
hram777 [196]

You can use the fact that equivalent equations are such that one equation can be obtained by performing some operations(which doesn't break equality) on the other equation and vice versa.

The equivalent equation to x + 4 = 64 is x = 60

<h3>What are equivalent equations?</h3>

Equivalent equations are such that one equation can be obtained by performing some operations(which doesn't break equality) on the other equation and vice versa.

<h3>How to get the equivalent equation of the given equation?</h3>

The given equation is

x + 4 = 64

Subtracting 4 from both sides, we get

x + 4 - 4 = 64 - 4\\x = 60

Thus, one equivalent equation to the given equation is x = 60

The equivalent equation to x + 4 = 64 is x = 60

Learn more cases of equivalent equations here:

brainly.com/question/14332869

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2 years ago
Find the slope of the line through the given points.<br><br> (1,2), (-3,2)
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The slope can be found by using the equation y2-y1 over x2-x1
2-2 over -3-1
= 0 over -4
your slope is 0
5 0
3 years ago
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Your bank account balance is −$52.85. You deposit $65.50. What is your new balance?
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Answer:

$12.65

Step-by-step explanation:

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Which equation when graph has x intercepts at (2,0) and (4,0) and a y-intercept of (0,-16)?
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The correct answer is C. if you plug zero in for 'x' you will get the y-intercept.
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I hope this helps
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