SOLUTION: Define a variable, write an equation, and solve. One fifth of a number plus five times that number us equal to seven times the number less 18. Find the number.

SOLUTION: Define a variable, write an equation, and solve. One fifth of a number plus five times that number us equal to seven times the number less 18. Find the number.

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Question 13674: Define a variable, write an equation, and solve.
One fifth of a number plus five times that number us equal to seven times the number less 18. Find the number.
Answer by LilSkittleMd(119) (Show Source): You can put this solution on YOUR website!
Setup your equations
1/5x+5x=7x-18
Combine like terms
26/5x=7x-18
Subtract 7x from both sides
-9/5x=-18
Divide both sides by -9/5
x=10
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