06-10-2016
Mathematics

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Write an equation and solve: Twice a number, increased by 3 is 7.

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downundergirl downundergirl

06-10-2016

2 times 2 is 4 +3 = 7 X=2

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06-10-2016

so the equation is 2x +3=7. so 2x=7-3 which means 2x=4. what is 4 divided by 2? 2 so, x=2

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