SOLUTION: 1) Eight times the sum of a number and -2 is the same as nine times the numbers. Find the number 2) Twice the difference of a number and seven is five times the number plus one

Question 365085: 1) Eight times the sum of a number and -2 is the same as nine times the numbers. Find the number
2) Twice the difference of a number and seven is five times the number plus one. Find the number
3) If the sum of a number and -3 is doubled the results is 1/2 times the number. Find the number
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!



Hi, 

*Note;  Key here is to write as we read after naming the variable

1) Let x represent the number

8(x-2) = 9x  

2)Let x represent the number

2(x-7) = 5x + 1   

3)Let x represent the number

2[x +(-3)] = x/2  



solve the above for x and check your answer 

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