SOLUTION: three more than five times a number is less than 18. Find the largest integer for which this is true.

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Question 12335: three more than five times a number is less than 18. Find the largest integer for which this is true.
Answer by bonster(299) About Me  (Show Source):
You can put this solution on YOUR website!
three more than five times a number is less than 18
3 more than= +3
5 times a number=5x
3 more than 5 times a number=5x+3

5x+3<18 <--subtract 3 from both sides
5x+3-3<18-3
5x<15
x<5

if 5 is greater than x, then x can be 4, 3, 2, 1, -1, -2, -3,...

of the choices, 4 is the greatest integer.