Review of Equations and Inequalities

One Step Equations

100

V + 8 =-8

v= -16

200

15x = 105

x= 7

300

126 = 14k

k= 9

400

m/4=13

m= 52

500

17x = 204

x= 12

True or False

100

x+3=20 

x=13

16 doesn't equal 20

False

200

3(5)-2<13

True!

300

10-y=y+6

y=2

True

400

5t=45

t=7

False

500

Inequalities only use 2 symbols. < and > 

False! There are 4 inequality signs.

Inequalities

100

What kind of a circle will this graph have? Open or closed?

¿Qué tipo de círculo tendrá esta gráfica? ¿Abierto o cerrado?

-3x < -9

Open circle

Circulo abierto

200

Name any number that is part of the solution set.

Nombra cinco números que forme parte del conjunto de soluciones.

x > -24

FIVE numbers greater than -24 (not -24)

examples: -23, -22, -21, -20, -19, -18...

300

TRUE/FALSE An equation always has an equal sign.

TRUE

400

TRUE OR FALSE   

Inequalities have infinitely many solutions.

TRUE

500

What is one difference between an equation and an inequality?

answers vary

Draw the inequality

100

y is greater than 12

y>12

200

My brother is no more than 25

Let b=Mr. Allan's brothers age

Answer is written on the board

300

The minimum amount of students in a classroom at Westlake is 25.

Let s=students in a classroom.

Answer is written on the board

400

There are a greater amount of girls in this grade then boys. 

Let b=boys 

Let g=girls

g>b

500

At most there are 150 kids going on the field trip to the Bronx Zoo.

Let k=kids

Answer will be written on the board.