Let’s solve each inequality one by one. We’ll isolate the variable on one side of the inequality sign, just like solving equations — but remember: if you multiply or divide by a negative number, flip the inequality sign! (We won’t need to do that here though.)
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1. 4 ≤ 4 + z
Subtract 4 from both sides:
4 - 4 ≤ 4 + z - 4
0 ≤ z
So,
z ≥ 0
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2. g - 4 ≤ -8
Add 4 to both sides:
g - 4 + 4 ≤ -8 + 4
g ≤ -4
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3. 5 ≤ -b - 4
Add 4 to both sides:
5 + 4 ≤ -b - 4 + 4
9 ≤ -b
Now multiply both sides by -1 → FLIP the inequality:
-9 ≥ b
or
b ≤ -9
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4. 7 ≥ -q + 9
Subtract 9 from both sides:
7 - 9 ≥ -q + 9 - 9
-2 ≥ -q
Multiply both sides by -1 → FLIP the inequality:
2 ≤ q
or
q ≥ 2
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5. 6 - n ≤ -5
Subtract 6 from both sides:
6 - n - 6 ≤ -5 - 6
-n ≤ -11
Multiply both sides by -1 → FLIP the inequality:
n ≥ 11
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6. 1 > -a + 3
Subtract 3 from both sides:
1 - 3 > -a + 3 - 3
-2 > -a
Multiply both sides by -1 → FLIP the inequality:
2 < a
or
a > 2
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7. -n + 3 > 6
Subtract 3 from both sides:
-n + 3 - 3 > 6 - 3
-n > 3
Multiply both sides by -1 → FLIP the inequality:
n < -3
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8. -8 - a ≥ -5
Add 8 to both sides:
-8 - a + 8 ≥ -5 + 8
-a ≥ 3
Multiply both sides by -1 → FLIP the inequality:
a ≤ -3
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9. 5 - r < -8
Subtract 5 from both sides:
5 - r - 5 < -8 - 5
-r < -13
Multiply both sides by -1 → FLIP the inequality:
r > 13
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10. 6 ≤ -w + 2
Subtract 2 from both sides:
6 - 2 ≤ -w + 2 - 2
4 ≤ -w
Multiply both sides by -1 → FLIP the inequality:
-4 ≥ w
or
w ≤ -4
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Final Answer:
1. z ≥ 0
2. g ≤ -4
3. b ≤ -9
4. q ≥ 2
5. n ≥ 11
6. a > 2
7. n < -3
8. a ≤ -3
9. r > 13
10. w ≤ -4
Parent Tip: Review the logic above to help your child master the concept of solving linear equations and inequalities worksheet.