SOLUTION: Complete the proof. Given: 2x-9/5 =1, Prove: x=7
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Question 905935: Complete the proof. Given: 2x-9/5 =1, Prove: x=7
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
(2x-9)/5 = 1 <--> 2x-9 = 5 <--> 2x = 14 <--> x = 7 (<--> means "if and only if")
Here we used the rules that if a = b, then ac = bc, and a+c = b+c for any a,b,c.
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