Unit 2 Lesson 1- one step equations

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Unit 2 Lesson 1 – Solving One-Step Equations
Notes:
Guided Practice:
1. 𝑥 + 6 = 4
4. 20 = 4𝑥
2. −5 = 𝑏 + 8
5.
𝑎
−4
= −9
3. 𝑥 − 2 = 1
6. −8𝑦 = 24
7. An angelfish can grow to be 12 inches long. If an angelfish is 8.5 inches longer than a clown fish, how long is a
clown fish. Write an equation and find the length of the angelfish.
𝑑
8. The distance Tina travels in her car while driving 60 miles per hour for 3 hours is given by the equation 3 =
60. How far did she travel?
Pre-Algebra
Independent Practice:
Solve each equation by showing each step.
1. 𝑛 + 6 = 8
5. 𝑎 + 3 = 10
9. 6𝑐 = 18
2. 7 = 𝑦 − 2
6. 𝑦 + 5 = −11
10. −2 = 𝑝 − 1
3. −7 = 𝑐 − 6
7. −6 = 2𝑥
11. 7𝑎 = 49
4.
𝑝
9
=9
8.
𝑎
12
= −3
12.
𝑛
−10
= −4
Write an equation and solve for each question.
13. Orville and Wilbur Write made the first airplane. Wilbur’s flight was 364 feet. This was 120 feet longer than
Orville’s flight. Write an equation to represent the flights. Then solve to find the length of Orville’s flight.
14. Brandy wants to buy a digital camera that costs $300. Suppose she saves $15 each week. In how many weeks
will she have enough money for the camera?
Pre-Algebra
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