SOLUTION: 4 -7x =20 how to show my work and solve this problem

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Question 1094211: 4 -7x =20 how to show my work and solve this problem
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
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4 - 7x = 20  ====>

4 - 20 = 7x  ====>  -16 = 7x  ====>  x = %28-16%29%2F7 = -16%2F7.