Algebra Skills Review

one-step equations

100

3x = 12

x=4

200

x/4 = 25

x = 100

300

x - 100 = 101

x = 201

400

4 + x = 0

x = -4

500

100x = 50

x = 0.5 or 1/2

two-steppers

100

3x + 2 = 11

x = 3

200

x/9 = 8

x = 72

300

9 = 4x - 11

5 = x

400

 3x - 2 = 85

x = 29

500

5x + 10 = 0

x = -2

Do you know your teacher?

100

Who is my favourite Beatle?

John Lennon

200

Name one of my top5 Beatles songs

Hey Jude, Yesterday, Here Comes the Sun, Because, All You Need is Love

300

What is my favourite country?

CANADA

400

You know I like challenging algebra questions, so:

2.5x + 90 = 100

x = 4

500

x divided by the number of letters in my favourite lake = 100

x = 800

(Lake Superior)

S-U-P-E-R-I-O-R = 8 letters

Algebra and OoO

100

8(4+2) = x

x = 48

200

example:5(x+3)=5x+15

Solve: 9(3+y)

27 + 9y

300

What is 2(10 - 3 + 25)?

64

400

(n-3)/10 = 2

n = 23

500

[3(x+2)]/12 = 1

[3(x+2)]/12 = 1

(3x+6)/12 = 1

(3x+6)/12 x 12 = 1 x 12

(3x+6) = 12

3x+6 = 12

3x + 6 - 6 = 12 - 6

3x = 6

3x/3 = 6/3

x = 2

Evaluate

100

For a = 2, b = 3, c= 4, and d= 12

19 - d + a

9

200

For a = 2, b = 3, c= 4, and d= 12

d - c + 6

What is 14?

300

For a = 2, b = 3, c= 4, and d= 12

a(d - b)

What is 18?

400

For a = 2, b = 3, c= 4, and d= 12

5a - 2c

What is 2?

500

For a = 2, b = 3, c= 4, and d= 12

b(d + ac)

What is 60