SOLUTION: Six more than twice a number is the same as seven times the sum of the number and 3. Find the number. 2n+6=7(n+3) n=3

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Question 525429: Six more than twice a number is the same as seven times the sum of the number and 3. Find the number.
2n+6=7(n+3)
n=3
Answer by oberobic(2304) About Me  (Show Source):
You can put this solution on YOUR website!
2x+6 = 7(x+3)
2x +6 = 7x + 21
-5x = 15
x = -3
.
Always check your answer.
2x+6 = 2*(-3)+6 = -6 + 6 = 0
7(x+3) = 7(-3+3) = 7*0 = 0
.
Answer: x = -3
.
Done.