5a - 4 >16 or 3a + 2 < 17?



Answers:
deal with each equation

5a-4>16
5a>20
a>4

3a+2<17
3a<15
a<5

so 4<a<5
5a-4>16 Start by adding 4 to both sides.
5a>20 Divide by five.
a>4

3a + 2<17 Subtract 2 from both sides.
3a < 15 divide by 3.
a < 5

Final answer: a>4 or a<5

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