Evaluate Expressions

What does it really mean?

100

9x is the same thing as saying 9 ____ x.

What is 9 Times x

200

If x=5, 

2(x+5)

How would you rewrite this expression?

What is 2(5+5)

300

How would you REWRITE 3x², if x=5

What is 3(5)²

400

How would your REWRITE 2(x+5) if x= -5

What is 2(-5+5)

500

How would you rewrite 2y/2 if y=4

What is 2(4)/2

Let's Go!

100

If x=3, 

9x

What is 27

200

if x=3,

2x+7

What is 13

300

If x=5

3x²

What is 75

400

If x=5,

2(x+5)

What is 20

500

if x=5,

2x/2

What is 5

Oh yah!

100

if a=2 and b=4

a²+b²

What is 20

200

if a=2 and b=4,

8a-5b

What is -4

300

if x=4,

3x²

What is 48 

400

If x=4,

5x/2

What is 10

500

If x=4,

4(3x-2)

What is 40

Challenge!!!

100

if a=3 and b=5,

4ab

What is 60

200

if a=2 and b=5,

a(2b-3)

What is 21

300

Evaluate the expression for s=(-1), v=8,

sv² AND (sv)²

What is -64 AND 64

400

Evaluate the formula A=1/2bh 

base= 8, height= 2, 

What is the Area (A)?

What is the Area=8

500

Evaluate the formula: S.A. = 2Lw + 2Lh + 2wh

length (L) = 4, 

width (w)= 3,

 and height (h)= 8

What is the Surface Area (S.A.)?

What is the Surface Area = 136