Distributive Property and Solving Equations

Distributive Property

100

2(x+5)

2x + 10

200

3(4x-2)

12x - 6

300

-5(x-7)

-5x+35

400

-12(6x-8)

-72x+96

500

-7(-11x+8)

77x-56

Two-step Equations

100

2x+6=8

x=1

200

5x-6=19

x=5

300

2x -10= -20

x=-5

400

x/3 + 6 = 8

x=6

500

(x/4) -12 = 4

x=64

One-step Equations

100

x + 8 = 4

x = -4

200

x - 5 = -15

x = -10

300

4x = -52

x = -13

400

x/-9 = 2

x = -18

500

3/5 x = 12

Hint: think about the reciprocal

x = 20

Fun Facts

100

True or False: The world's largest french fry is 34 inches long

True!

200

True or False:

A bolt of lightning is 17 times hotter than the sun.

False...it's 5 times hotter than the sun

300

The largest living animal is the blue whale.

It is 10² feet long.  How long is it?

100 feet!

400

There are (12² + 6) + (6x12)  owl species in the world.

How many owl species are there in the world?

222 different owl species!

500

The average human brain weighs about: 10 - 56/7 + 1 pounds.

How many pounds is the average human brain.

3 pounds!

Random

100

17 nickels and 6 quarters is equal to....

$2.35

200

If you go to the store and buy a pack of gum for $1.27, a gatorade for $2.99, and a candy bar for $1.14.  How much is the total cost?

$5.40

300

There's a car I want to buy that's $3500.  I have $338 saved right now.  How much more money do I need to save to buy the car?

$3162

400

You and your 2 friends are going to the movies.  One ticket cost $12.75.  How much would it cost for your whole group to get in?

$38.25

500

True or False:

Arithmophobia is the fear of spiders.

False!  It's the fear of NUMBERS