Algebra 1 Topic 1 Review (Equations )

Combing Like Terms

100

What is (x+ x) + 17 = 43?

2x + 17 = 43

2x + 17 - 17 = 43 -17

2x = 26

2x / 2= 26 /2

x=13

200

Combine like terms: 3-2x+6x

3 + 4x

300

Combine like terms

 3x + 14x + 2 + x = 0

17x + 2 + x = 0

18x + 2 = 0

400

 4x -2x + 8 +3x -1

5x+7

500

 7q + 5q - 4 + 3 = 1

12q - 1 = 1

12q = 2

one-step equations 1

100

2x = 20

x = 10

200

3x + 7 = 16

 What is x = 3

300

4x = 20

x = 5

400

2y = 28

2y = 18

y = 9

500

2/3x-6 = -2

(2/3)x - 6 = -2

(2/3)x = -8

2x = -24

x = -12

Multi-step equations

100

4x + 3x - 13 = 2x + 2?

4x + 3x - 13 = 2x + 2

-2x + 4x + 3x - 13 = 2

5x = 15

x = 3

200

What is 9n-5n - 6 = 5n-5n + 18?

9n-5n - 6 = 5n-5n + 18

4n-6 +6 = 18 +6

4n= 24

n= 6

300

Multistep Equations: 5x+2 - 3=7

what is x= 8/5

400

Multistep Equations: -8x -3x+ x= 33+ 2x

-8x - 3x + x = 33 + 2x

-2x -8x - 3x + 2x = 33

-11x = 33

x = -3

500

Multistep Equations: How do you solve a multi-step equations?

- Simplify each side by combining like terms

- Move the variable from the right to left side if there is one

- Separate the variable from any Integer

- Divide each side by coefficient

Mix

100

5x + 2 - 3 + x = 11

5x + 2 - 3 + x = 11

6x - 1 = 11

6x = 12

x = 2

200

5x=15

x = 3

300

Multistep Equations: How do you solve a multi-step equations?

- Simplify each side by combining like terms

- Move the variable from the right to left side if there is one

- Separate the variable from any Integer

- Divide each side by coefficient

400

10x - 8x - 4 = 8x - 2x + 8

10x - 8x - 4 = 8x - 2x + 8

2x - 4 = 6x + 8

-4x - 4 = 8

-4x = 12

x = -3

500

2x + 10  - 7 = 3x - 6

2x + 10  - 7 = 3x - 6

2x + 3 = 3x - 6

-x + 3 = -6

-x = -3

x = 3