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Inequalities

1. The solution of x - 4 %3c -6 is
x %3e -10, x %3e -2, x%3c -2, x %3c -10
2. The solution for the inequality, -2x %3e 8 is
x %3e 10, x %3c -4, x %3c 4, x %3e -4
3. Solve: 2x - 5 %3c 15
x %3c 10, x %3e 5, x %3e 10, x %3c 5
4. Sara has $58 to spend. She wants to buy a book bag for $10. She also wants to buy some sandals at $16 a pair. Write an inequality to find how many pairs she could buy.
16x %2b 10 %3e 58, 16 %2b 10x %3e 58, 16x %2b 10 %3c 58, 16 %2b 10x %3c 58
5. Solve: 3 - 4x %3c -9
x %3e 3, x %3e -3, x %3c 3, x %3c -3
6. 2(2x - 5) %3c 10
x %3e 5, x %3c 0, x %3c 5, x %3e 0
7. Solve: 2x %2b 4 - 3x %3e -4
x %3c 8, x %3c -8, x %3e 8, x %3e -8
8. Brian has $15 at the mall food court. He decides to get a soda for $1.50 and an ice cream for $2.50. Pizza is $3 a slice. Write an inequality to find how many slices he can get
1.50 %2b 2.50 %2b 3x %3c 15, 1.50x %2b 2.50x %2b 3x %3c 15, 1.50 %2b 2.50 %2b 3x %3e 15, 1.50 %2b 2.50 %2b 3 %3c 15
9. Brian has $15 at the mall food court. He decides to get a soda for $1.50 and an ice cream for $2.50. Pizza is $3 a slice. How many slices can he buy?
you can%27t buy a part of a slice so he can buy 3 slices, he can buy 4 slices because 3.67 rounds to 4, x %3c 3.67, cannot tell