Algebra I Block I Review

Evaluate Expressions

100

What phrase helps us remember the Order of Operations?

GEMDAS

200

What do each of the letters stand for/what is the correct Order of Operations to follow when simplifying?

Grouping, Exponents, Multiply & Divide, Add & Subtract

300

2 x 6 - 16 / 4

8

400

6 / (5 + 1) x 3

3

500

(10 - (3+1)) / 3 + 3

5

Simplify Expressions

100

What is the phrase meaning to simplify by adding or subtracting terms that have the same variable?

Combining Like Terms

200

8n + 2 + 4n

12n + 2

300

42 - 41y + 1 - 10y

43 - 51y

400

5 (9 + 7p)

45 + 35p

500

-3(4r - 6) - 2r

-14r + 18

One-Step Equations

100

a - 5 = 13

a = 18

200

5b = 25

b = 5

300

y/4 = 3

y =12

400

-a - 5 = -13

a = 18

500

-3 - h = -20

h = 17

Two-Step Equations

100

3x + 10 = 15

1.66 or 1.7

200

x/3 - 10 = 17

x = 81

300

-82 = -2 + 8m

-10 = m

400

-2 = -2+b/4

b = 0

500

7 = -1 + n /2

15 = n

Equations with Distributing

100

8(k + 5) = 100

k = 7.5

200

95 = 5(1 + 3n)

6 = n

300

93 = 3 + 6(r + 8)

7 = r

400

-122 = -7(1 + 2g) - 3

8 = r

500

272 = 5k - 8(5k + 1)

-8 = k