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Levart [38]
3 years ago
9

I’m on Acellus and I have to combine like terms. I already got 12x but I can’t seem to get the next number. Can anyone help?

Mathematics
1 answer:
Sever21 [200]3 years ago
6 0

Answer:

-9

Step-by-step explanation:

9x - 4 + 3x - 5 = 9x + 3x + (-4) + (-5)

12x + (-9)

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Mary has planned to save 25% of her weekly earning in savings account. She uses double number line as shown below to determine h
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Answer:

<h2>$175 per week </h2>

Step-by-step explanation:

In this problem we are expected to calculate the amount Mary will save per week based on her 25% plan on her weekly earning of $700

hence we have to calculate 25% of $700 and that will be the answer to the problem

we have

weekly savings = (25/100)*700

weekly savings = 0.25*700

weekly savings= $175

<em>Hence Mary will save $175 per week if she follows the  25% plan  of her weekly earnings</em>

8 0
3 years ago
What number should be added to both sides of the equation to complete the square x^2+3x=6
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Take half of the coefficient of x:  It is 3, and half that is 3/2.


Then   <span>x^2+3x=6  becomes:

</span><span>           x^2+3x + (3/2)^2 =6 + (3/2)^2, and

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You were not asked to solve the equation, but why not do it for the practice?

</span>Solve (x+3/2)^2 = 6 + 9/4 for x.  There will be 2 values.
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3 years ago
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