Writing Equation
Simplifying Equations
One-Step Equations
Two-Step Equations
Multiple-Step Equations
100

Alex is x years old,but in thirteen years he'll be twenty-four years old.How old is Alex now?

Alex will be eleven years old.

100

5x+x-3

6x-3

100

k+22=29

k=7

100

3x+2=14

x=4

100

7x+3=2x+13

x=2

200

Maria made a with-drawl of e dollars from her savings account,her old balance was $350 and her new balance is $280.How much money did Maria with-drawl from her savings account?

Maria made a withdrawal of 630 dollars from her savings account.

200

4x+8-y-3

4x-y+5

200

p-18=3

p=21

200

8=a/3+6

a=6

200

13x-9x+20=30+2

x=3

300

Laura bought a large pizza with 15 slices and shared with p cousins even though each cousin shared 3 slices each.How many cousins does Laura has?

Laura has 5 cousins.

300

2w(5wy)

10w2y

300

4x=440

x=110

300

3x-2=16

x=6

300

6y-10y-11=8y-2y+29

y=-4

400

Each piece of chocolate bar cost 25 cents.The price of her pieces of chocolate bar is $2.00.How many pieces of chocolate bars are their?

There are 12.5 pieces of chocolate bars.

400
x(4x+8)

4x+ 8x

400

m/8=0

y=0

400

x/4+2=5

x=12

400

-12m+4m-5-9=8m-13m+15-8

m=-7

500

Wendy's science class is going to the Wild Waters aquarium. Her teacher got the school group package, which costs $314. The package covers the entrance fee for the group, a private meet-and-greet with otters and sea lions, and an activity guide. Wendy's teacher upgraded the package to include a tide pool exploration kit for each of the 26 students, bringing the total to $522. What was the cost of each exploration kit?

The cost of each exploration kit was $8.

500

(x-3)(x+1)

x- 2x - 3

500
3x=353

x = 117.67

500

13x + 45 = 214

x = 13

500

Cual es el fresco leche favorito del Profe Denis?

Caramelo

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