SOLUTION: when seven times the sum of two and some number is subtracted from four times the sum of three and twice the number, the result is zero. find the number
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Question 572620: when seven times the sum of two and some number is subtracted from four times the sum of three and twice the number, the result is zero. find the number Answer by ankor@dixie-net.com(22740) (Show Source):
You can put this solution on YOUR website! when seven times the sum of two and some number is subtracted from four times the sum of three and twice the number, the result is zero.
4(2x+3) - 7(x+2) = 0
8x + 12 - 7x - 14 = 0
x - 2 = 0
x = 2 is the number
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:
Check it
4(2(2) + 3) - 7(2 + 2) =
4(4+3) - 7(4) = 0
