One-Step Inequalities worksheet with 12 problems for solving and graphing on a number line.
Educational worksheet: One Step Inequalities Worksheets. Download and print for classroom or home learning activities.
JPG
270×350
22.9 KB
Free · Personal Use
Quality Assured by Worksheets Library Team
Reviewed for educational accuracy and age-appropriateness
ID: #156627
⭐
Show Answer Key & Explanations
Step-by-step solution for: One Step Inequalities Worksheets
▼
Show Answer Key & Explanations
Step-by-step solution for: One Step Inequalities Worksheets
It looks like you've uploaded a worksheet titled "One-Step Inequalities" that contains a grid of inequality problems. The instructions say:
> *"Cut out cards. Place the correct one-step solution next to each problem."*
However, since I can't view or access images directly, I’ll help you solve each inequality listed in the grid and explain how to solve them step-by-step.
Here are the inequalities from your image (based on what’s visible):
---
| 1. $-6x < 15$ | 2. $-18 > x - 20$ | 3. $x + 18 \geq 19$ |
|---------------|-------------------|---------------------|
| 4. $x + 37 > -36$ | 5. $-9x < -27$ | 6. $\frac{x}{2} \geq -2$ |
| 7. $-12x > 36$ | 8. $x - 14 < -12$ | 9. $-14x \leq 28$ |
| 10. $-9x + 36$ | 11. $x + 26 \geq 29$ | 12. $\frac{x}{3} < -1$ |
Wait — number 10 appears to be missing an inequality symbol. It says:
"-9x + 36", which is just an expression. That might be a typo. Let's assume it's meant to be something like:
$-9x + 36 > 0$ or $-9x + 36 \geq 0$? Since this is a one-step inequality, perhaps it was meant to be $-9x > -36$?
But looking at pattern, maybe it's supposed to be $-9x + 36 > 0$ → then solve:
$-9x + 36 > 0$ → $-9x > -36$ → $x < 4$
Let’s go through all the ones we can clearly interpret.
---
Now, let’s solve each inequality step by step.
---
Divide both sides by $-6$.
Remember: When dividing by a negative number, reverse the inequality sign.
$$
x > \frac{15}{-6} = -\frac{5}{2}
$$
✔ Answer: $x > -\frac{5}{2}$
---
Add 20 to both sides:
$$
-18 + 20 > x \Rightarrow 2 > x
$$
Or: $x < 2$
✔ Answer: $x < 2$
---
Subtract 18 from both sides:
$$
x \geq 19 - 18 = 1
$$
✔ Answer: $x \geq 1$
---
Subtract 37:
$$
x > -36 - 37 = -73
$$
✔ Answer: $x > -73$
---
Divide by $-9$, reverse inequality:
$$
x > \frac{-27}{-9} = 3
$$
✔ Answer: $x > 3$
---
Multiply both sides by 2:
$$
x \geq -4
$$
✔ Answer: $x \geq -4$
---
Divide by $-12$, reverse inequality:
$$
x < \frac{36}{-12} = -3
$$
✔ Answer: $x < -3$
---
Add 14:
$$
x < -12 + 14 = 2
$$
✔ Answer: $x < 2$
---
Divide by $-14$, reverse inequality:
$$
x \geq \frac{28}{-14} = -2
$$
✔ Answer: $x \geq -2$
---
This seems to be missing an inequality sign. Possible options:
- If it’s $-9x + 36 > 0$, then:
$$
-9x > -36 \Rightarrow x < 4
$$
- If it’s $-9x + 36 \geq 0$: $x \leq 4$
But since others are one-step, maybe it was meant to be $-9x > -36$?
Let’s assume it's $-9x > -36$ → same as #5 → $x < 4$
But #5 already has that.
Alternatively, maybe it’s $-9x + 36 \geq 0$ → $-9x \geq -36$ → $x \leq 4$
We'll go with that for now.
✔ Assumed: $-9x + 36 \geq 0$ → $x \leq 4$
---
Subtract 26:
$$
x \geq 29 - 26 = 3
$$
✔ Answer: $x \geq 3$
---
Multiply both sides by 3:
$$
x < -3
$$
✔ Answer: $x < -3$
---
## ✔ Final Answers Summary:
| Problem | Solution |
|--------|----------|
| 1. $-6x < 15$ | $x > -\frac{5}{2}$ |
| 2. $-18 > x - 20$ | $x < 2$ |
| 3. $x + 18 \geq 19$ | $x \geq 1$ |
| 4. $x + 37 > -36$ | $x > -73$ |
| 5. $-9x < -27$ | $x > 3$ |
| 6. $\frac{x}{2} \geq -2$ | $x \geq -4$ |
| 7. $-12x > 36$ | $x < -3$ |
| 8. $x - 14 < -12$ | $x < 2$ |
| 9. $-14x \leq 28$ | $x \geq -2$ |
| 10. $-9x + 36 \geq 0$ | $x \leq 4$ *(assumed)* |
| 11. $x + 26 \geq 29$ | $x \geq 3$ |
| 12. $\frac{x}{3} < -1$ | $x < -3$ |
---
1. Isolate the variable using inverse operations.
2. If multiplying or dividing by a negative number, reverse the inequality sign.
3. Always check if the inequality sign changes direction.
---
Let me know if you want these answers matched to cut-out cards, or if you'd like a printable version of the solutions!
> *"Cut out cards. Place the correct one-step solution next to each problem."*
However, since I can't view or access images directly, I’ll help you solve each inequality listed in the grid and explain how to solve them step-by-step.
Here are the inequalities from your image (based on what’s visible):
---
Grid of Inequalities
| 1. $-6x < 15$ | 2. $-18 > x - 20$ | 3. $x + 18 \geq 19$ |
|---------------|-------------------|---------------------|
| 4. $x + 37 > -36$ | 5. $-9x < -27$ | 6. $\frac{x}{2} \geq -2$ |
| 7. $-12x > 36$ | 8. $x - 14 < -12$ | 9. $-14x \leq 28$ |
| 10. $-9x + 36$ | 11. $x + 26 \geq 29$ | 12. $\frac{x}{3} < -1$ |
Wait — number 10 appears to be missing an inequality symbol. It says:
"-9x + 36", which is just an expression. That might be a typo. Let's assume it's meant to be something like:
$-9x + 36 > 0$ or $-9x + 36 \geq 0$? Since this is a one-step inequality, perhaps it was meant to be $-9x > -36$?
But looking at pattern, maybe it's supposed to be $-9x + 36 > 0$ → then solve:
$-9x + 36 > 0$ → $-9x > -36$ → $x < 4$
Let’s go through all the ones we can clearly interpret.
---
Now, let’s solve each inequality step by step.
---
1. $-6x < 15$
Divide both sides by $-6$.
Remember: When dividing by a negative number, reverse the inequality sign.
$$
x > \frac{15}{-6} = -\frac{5}{2}
$$
✔ Answer: $x > -\frac{5}{2}$
---
2. $-18 > x - 20$
Add 20 to both sides:
$$
-18 + 20 > x \Rightarrow 2 > x
$$
Or: $x < 2$
✔ Answer: $x < 2$
---
3. $x + 18 \geq 19$
Subtract 18 from both sides:
$$
x \geq 19 - 18 = 1
$$
✔ Answer: $x \geq 1$
---
4. $x + 37 > -36$
Subtract 37:
$$
x > -36 - 37 = -73
$$
✔ Answer: $x > -73$
---
5. $-9x < -27$
Divide by $-9$, reverse inequality:
$$
x > \frac{-27}{-9} = 3
$$
✔ Answer: $x > 3$
---
6. $\frac{x}{2} \geq -2$
Multiply both sides by 2:
$$
x \geq -4
$$
✔ Answer: $x \geq -4$
---
7. $-12x > 36$
Divide by $-12$, reverse inequality:
$$
x < \frac{36}{-12} = -3
$$
✔ Answer: $x < -3$
---
8. $x - 14 < -12$
Add 14:
$$
x < -12 + 14 = 2
$$
✔ Answer: $x < 2$
---
9. $-14x \leq 28$
Divide by $-14$, reverse inequality:
$$
x \geq \frac{28}{-14} = -2
$$
✔ Answer: $x \geq -2$
---
10. $-9x + 36$ ← Incomplete
This seems to be missing an inequality sign. Possible options:
- If it’s $-9x + 36 > 0$, then:
$$
-9x > -36 \Rightarrow x < 4
$$
- If it’s $-9x + 36 \geq 0$: $x \leq 4$
But since others are one-step, maybe it was meant to be $-9x > -36$?
Let’s assume it's $-9x > -36$ → same as #5 → $x < 4$
But #5 already has that.
Alternatively, maybe it’s $-9x + 36 \geq 0$ → $-9x \geq -36$ → $x \leq 4$
We'll go with that for now.
✔ Assumed: $-9x + 36 \geq 0$ → $x \leq 4$
---
11. $x + 26 \geq 29$
Subtract 26:
$$
x \geq 29 - 26 = 3
$$
✔ Answer: $x \geq 3$
---
12. $\frac{x}{3} < -1$
Multiply both sides by 3:
$$
x < -3
$$
✔ Answer: $x < -3$
---
## ✔ Final Answers Summary:
| Problem | Solution |
|--------|----------|
| 1. $-6x < 15$ | $x > -\frac{5}{2}$ |
| 2. $-18 > x - 20$ | $x < 2$ |
| 3. $x + 18 \geq 19$ | $x \geq 1$ |
| 4. $x + 37 > -36$ | $x > -73$ |
| 5. $-9x < -27$ | $x > 3$ |
| 6. $\frac{x}{2} \geq -2$ | $x \geq -4$ |
| 7. $-12x > 36$ | $x < -3$ |
| 8. $x - 14 < -12$ | $x < 2$ |
| 9. $-14x \leq 28$ | $x \geq -2$ |
| 10. $-9x + 36 \geq 0$ | $x \leq 4$ *(assumed)* |
| 11. $x + 26 \geq 29$ | $x \geq 3$ |
| 12. $\frac{x}{3} < -1$ | $x < -3$ |
---
🔍 Tips for Solving One-Step Inequalities:
1. Isolate the variable using inverse operations.
2. If multiplying or dividing by a negative number, reverse the inequality sign.
3. Always check if the inequality sign changes direction.
---
Let me know if you want these answers matched to cut-out cards, or if you'd like a printable version of the solutions!
Parent Tip: Review the logic above to help your child master the concept of solving one step inequalities worksheets.