SOLUTION: If a number by 7 and the product is increased by 42 the result is 87 greater than twice the opposite of the number. Find the number...
This is a riddle my sister and I have bee
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Question 562814: If a number by 7 and the product is increased by 42 the result is 87 greater than twice the opposite of the number. Find the number...
This is a riddle my sister and I have been trying to figure out for days now, do you think you could find the answer ? :/ Please and Thankyou !!
Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
7n + 42 = 2(-n) + 87
9n = 45 ___ n = 5
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