CP Algebra II --- Review

One Step Equations

100

a+12=24

a = 12

200

b*9=63

b = 7

300

48/3 =c

c = 16

400

d + 7 = -9

d = -16

500

e - (-3) = -2

e = -5

PEMDAS

100

The "e" in PEMDAS stands for...

Exponents

200

(3 + 4) * 5

35

300

3 + 4 * 5

23

400

With PEMDAS, the AS means...
---addition comes before subtraction OR

---addition and subtraction happen together, left to right OR
--- addition and subtraction can be done in any order

Left to right

500

(2+4)*6+2^2

6 x 6 + 4
36 + 4
40

Distribution

100

2(x + 3)

2x + 6

200

-2(x + 3)

-2x - 6

300

-2(x - 3)

-2x + 6

400

(2x)(3 + y)

6x + 2xy

500

(x+4)(x-5)

x² + 4x - 5x -20
x² - x - 20

Lines & Slope

100

Which axis on a graph is horizontal (left to right)?

x-axis

200

When using
y = mx + b,

what is b?

The y-intercept

300

What is the slope formula?

rise over run

400

If there are two lines on a graph, what is the solution of the two equations?

The place where the lines cross over.

500

A vertical (up and down) slope is....?

undefined/ no slope/ does not exist

Exponents

100

3²

9

200

4³

64

300

5⁴

625

400

10⁶

1,000,000
One million

500

2¹⁰

1024

0s and 1s

100

0 x 54 = 

0

200

(3+4)/7

1

300

6¹

6

400

14⁰

1

500

-(-(-x))) / -(-(-(-x))) =
_{(three negatives divided by 4 negatives)}

-1