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18 December, 15:53

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

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Answers (2)
  1. 18 December, 17:23
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    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
  2. 18 December, 18:00
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    2 times 2 is 4 + 3 = 7 X=2
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