SOLUTION: the sum of twice a number and seven is equal to the sum of the number and five

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Question 470171: the sum of twice a number and seven is equal to the sum of the number and five
Answer by Tatiana_Stebko(1539) About Me  (Show Source):
You can put this solution on YOUR website!
Let x is a number
the sum of twice a number and seven is 2x%2B7
the sum of the number and five is x%2B5
Equation 2x%2B7=x%2B5
2x-x=5-7
x=-2