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Lostsunrise [7]
3 years ago
5

X + 2x + 7 = 3x - 7 How do you solve this?

Mathematics
2 answers:
Stella [2.4K]3 years ago
7 0

Answer and explanation:

<em>To solve this, you must find what x equals</em>

x + 2x + 7 = 3x - 7 <em>Add together any numbers that can be added on their side</em>

3x + 7 = 3x - 7  <em>Then subtract 7 from both sides to get 3x alone</em>

3x = 3x - 14 <em> Then subtract 3x from both sides to get x</em>

<h3><em>*The x's cancel each other out so you must have typed the equation wrong. Please check to see any mistakes you may have made*</em></h3>
Elan Coil [88]3 years ago
5 0
Well first things first, you need to add like terms. So now you should have 3x+7 =3x-7. Now already looking at this, i know that there is no answer because the two 3x will cancel out, making the equation into 14=0.
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Find the duration
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Time : 9:00am to 10:15am 
Duration: 1hour 15 mins or 1.25hours

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Find difference in distance travelled between the two cyclists.
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