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Lera25 [3.4K]
3 years ago
12

Can you please tell me what -4x + 9x is? ​

Mathematics
2 answers:
Natasha2012 [34]3 years ago
4 0

Answer:

\boxed{ - 4x +9 x = ( - 4 + 9)x = 5x}\\

<h3><u>5x</u> is the right answer.</h3>
Luba_88 [7]3 years ago
3 0
Answer = 5x

Explanation: Collect the like terms by calculating the sum or difference of their coefficients which would get you (-4 + 9)x
Then you calculate the sum which gets you 5x
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Given that 3x – 4y= 22<br> -<br> Find &amp; when y = -7
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<h2>Answer:</h2>

x=2

<h2><em><u>Step-by-step explanation:</u></em></h2>

<h2><em><u>3x - 4y = 22</u></em></h2><h3>3x - 4 × -7 = 22 </h3><h3>3x - (-28) = 22</h3><h3>223x + 28 = 22</h3><h3>223x = 28 - 22</h3><h3>223x = 6</h3><h3>x = 6/3</h3><h3><em><u>x = 2</u></em></h3>
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3 years ago
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I hope this helps you


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3 years ago
What are some advantages of different ways to solve an equation?
german

Answer:

Step-by-step explanation:

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7 0
3 years ago
Read 2 more answers
2x to the third power - 4y to the second power-10
SCORPION-xisa [38]
2 (x^3 - 2y^2 -5)

hope this helps

you are trying to factor as much out as possible from each

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