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OpenStudy (anonymous):
translate the sentence into a equation, and solve it. if 2 times a number is decreased by 15, the result is -3 find the number
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OpenStudy (anonymous):
2x-15=-3
OpenStudy (anonymous):
2x-15=-3 To find the number: 2x=12 x=6
OpenStudy (anonymous):
x=9
OpenStudy (anonymous):
2x - 15= -3 2x= 12 x= 6
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