Review

Solving for the Variable

100

4 + y = 9.5

y = 5.5

200

15= 9 - 3a

a = -2

300

-14x + 28 + 6x = -44

x = 9 

400

4(n + 5) - 9 = -7

n = -4.5

500

3(x - 4) = -2(4 - x)

x = 4

Solving system of equations

100

Find the solution of the graph (pg 203 #18)

(4,3)

200

Find the Solution from the graph (pg 204 #24)

(1,1)

300

y = 5x

y = 2x + 3

(1,5) 

400

y = 2x + 5

y = 3x -1 

(6,17)

500

y = 2x - 3

y = -x + 9

(4,5)

Slope

100

What kind of Slope is on the board

Positive Slope

200

Find the slope of the graph (pg 152 #10) 

-5/4

300

Find the Slope of the two points (-3,6) (2,6)

Zero

400

Find the Slope of the two points (10,4) (4,15)

-11/6

500

Find the Slope of the two points (5,-3) (5,8)

Undefined or No Slope

Exponents/Scientific Notation

100

Simplify the Expression:

(10⁶ ) (10⁹ )

10¹⁵

200

Write in Scientific Notation

0.00000625

6.25 x 10^-6

300

Simplify the expression:

m²² / m⁸ x m⁹

^{Write on board}

m⁵

400

Write in Standard Notation

7 x 10⁷

70,000,000

500

Simplify the expression (write on board)

(y⁵)³ / y⁶ x y⁹

1

Square/Cube Roots

100

The square root of Pi falls between what two numbers (write on board)

1 and 2

200

Solve the expression (write on board) 

Three times the square root of 16 plus 9 

21

300

Solve the Expression (write on board)

2 times the cube root of negative 729 minus 5

-23

400

Solve the equation

m³ = -512

-8

500

Solve the equation

4x² = 144

x= 6 and -6