# SOLUTION: Write the sentence as an equation, using x for the unknown number. Then solve the equation. If 3 times a number is added to -9, the result is equal to 12 times the number. Fi

Algebra ->  Algebra  -> Linear-equations -> SOLUTION: Write the sentence as an equation, using x for the unknown number. Then solve the equation. If 3 times a number is added to -9, the result is equal to 12 times the number. Fi      Log On

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 Click here to see ALL problems on Linear-equations Question 94638: Write the sentence as an equation, using x for the unknown number. Then solve the equation. If 3 times a number is added to -9, the result is equal to 12 times the number. Find the number.Answer by stanbon(57967)   (Show Source): You can put this solution on YOUR website!If 3 times a number is added to -9, the result is equal to 12 times the number ------------ 3x-9 = 12x 9x = -9 x = -1 ============ Cheers, San H.