Cakeygamer
Cakeygamer
14-09-2017
Mathematics
contestada
Solve: 2x + 12 - 7x = -2
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Nikky110923
Nikky110923
14-09-2017
x=14 over 5 that's the answer I got when I did it on paper
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lroyelpa
lroyelpa
14-09-2017
2x + 12 - 7x = -2
1. you can either minus or add 7x to 2x
2. which gives 9x + 12 = -2
3. minus 12 on both sides
4. gives you 9x +-14
5. divided -14 by 9
Answer is -1.55 repeatting
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