A set of numbers is shown:
1 answer:
3x + 3 > or equal to 21
3x > -3 +21
3x>18
x> 18/3
x> or equal to = 6
3(6) + 3 > 21
18 + 3 > 21
21> 21
So remember greater than or equal to
6 for x is equal to
12 for x is greater than
3(12)
18 for x is greater than 21. 3(18)
Answer is (6,12,18)
3(2.8) = 8.4 + 3 is only 11.4 < 21
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