Problema Solution
seven times the opposite of a number is 50 less than the product of 3 and the number. What is the number?
Answer provided by our tutors
7 *(-x) = 3x -50
7*(-x) + 50 = 3x -50 + 50
-7x + 50 = 3x
-7x + 7x + 50 = 7x + 3x
50 = 10x
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