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ahrayia [7]
3 years ago
6

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

Mathematics
2 answers:
FinnZ [79.3K]3 years ago
8 0
The unknown number canbe replaced with x. So twice a number is 2x and in creased by 3 is +3. so the equation would be 2x + 3= 7  and the unknow number, or x, is 2.  2 times two is 4 plus 3 = 7
ipn [44]3 years ago
7 0
2x+3=7
2x=4
x=2
The answer is A) 2
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