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jenyasd209 [6]
3 years ago
7

Manuela solved the equation below. 2(×+2)=×-4 What is the solution to Manuela’s equation?

Mathematics
2 answers:
Bumek [7]3 years ago
6 0
Equation solving

2 (x +2) = x - 4
2 x + 4 = x - 4
2 x - x = -4 - 4
 x = - 8

Answer =  x = -8

Lorico [155]3 years ago
4 0
2(x + 2) = x - 4

2x + 4 = x - 4

2x - x = -4 - 4

x = -8

Solution: x = -8
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Find the missing value of X and Y.
Aneli [31]

Answer:

x = y = \sqrt{45}

Step-by-step explanation:

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7 0
3 years ago
I need help please and thank you
Ira Lisetskai [31]

This is a false statement.

When you are solving using square roots, you need to be aware that answers can be both positive and negative. When we solve this, you see there are two possible answers.

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x = +/- 3

While 3 is an answer, so is -3. If we square either of those numbers, we get 9, which will satisfy the equation.

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3 years ago
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Answer:

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Step-by-step explanation:

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4 0
3 years ago
Mika earns $25 for every 3 hrs of work. Calder earns $15 for every 2 hrs of work. If Calder works long enough to earn the same a
asambeis [7]
Calder would have to work 10 hours to equal the same amount Mika has from 9 hours of work

Here's how:
Since Mika works 9 hours and she gets 25 per 3 hours, to get her amount for 9 hours, you times 25 by 3 which is 75

Now you need to set up a equation
To make it easier. you can divide 15 by 2, which is 7.5, to get a unit rate
After that you can set up your equation
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Hope this helps:)
6 0
3 years ago
PLEASE HURRYYY ONLY 5 MINS
IRINA_888 [86]

Answer:

It is < (less than sign)

Step-by-step explanation:

Negative numbers when they keep going up, (-11,-12,-13) they actually become less, not greater. Also heres a tip: If you see the arrows in a number line compared to these signs, try to remember them as good help cause sometimes I get confused then remember. (>,<)

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