kaliaw3238
kaliaw3238 kaliaw3238
  • 20-02-2017
  • Mathematics
contestada

Write an equation and solve: Twice a number, increased by 3 is 7.
A) 2
B) 5
C) 8
D) 20

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Аноним Аноним
  • 20-02-2017
The answer is A 2 cause if you multiply it by 2 you get 4 then add 3 to 4 you get 7 which makes the answer A 2
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Malich Malich
  • 20-02-2017
2x+3=7
2x=4
x=2                                    
If you think about it multiply a number by 2 is twice and then increase it by 3 you are adding three.
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