1. 1 12 6 7 2 9 5 4 11 3 8 10

2. 1.
Solve and write your answer in interval notation 4(y + 1) – 3(y – 5) > 3(y – 1)
y < 11
(−∞, 11)
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3. 2. Solve and graph: 3 ≤ 2g + 7 < 15 −2 ≤ g < 4 or
g>-2 and g<4
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4. 3.
Solve: 3(n ) > n - 1
n > −3 2
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5. 4. 13 < a < 19 or a>13 and a<19
Translate into an inequality: The age of a typical high school student is at least 13 yrs. old and no older than 19 yrs. old.
13 < a < 19 or
a>13 and a<19
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6. 5.
Write the solution m < −4 or m > 6 in interval notation and as a graph.
(−∞, −4] or (6, ∞)
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7. 6.
Translate into an inequality and solve.
Nancy needs to make at least 85 free throws to win the competition. So far, she has 58. How many more does she need to make in order to win?
f = # free throws needed
f + 58 > 85
f > 27
She needs at least 27 more free throws
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8. 7. Graph the solutions to the inequality. x – 2y > 8
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9. Write the solution 3 < n < 6 in interval notation8.
Write the solution 3 < n < 6 in interval notation
[ 3, 6 )
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10. 9. Translate into an inequality and solve.
It costs $1.25 each for a candy bar. You have $9 in your pocket. How many candy bars you can buy to cure your sweet tooth?
c = # candy bars
1.25c < 9
c < 7.2
You can buy up to 7 candy bars
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11. 10. Is (-4, 2) a solution to this inequality?
Yes, it is in the shaded region.
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12. 11.
Does 20 presale tickets and 70 door tickets satisfy this situation?
No, the green is overlapping where solutions are located.
Solutions are here!
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13. 12.
Is (3, -2) a solution to the inequality 4x – 2y >8 ?
yes, plug it in!
4(3) – 2(-2) > 8
> 8
16 > 8
True, so it is a solution!
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