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

One Step Inequalities

100

15 + b < 23

b < 8

200

x − 7 > -13

x > -6

300

m/29<-3

m < -87

400

n + 16 < 9

n< -7

500

−17 > x − 15

x>-2

Two Step Equations

100

−9x + 1 = −80

x = 9

200

−15 = −4m + 5

m= 5

300

10 − 6v = −104

v= 19

400

−9x − 13 = −103

x = 10

500

−10 = 10(k − 9)

k = 8

Two Step Inequalities

100

2n + 1 > 5

n > 2

200

-6<=n/2-10

n<=8

300

-4n - 12 > -32

n < 5

400

−6 + x/4 <= −5

x<=4

500

-7x + 7 < -56

x > 9

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...

CINCO números mayor que -24 (no -24)

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

300

TRUE/FALSE An equation always has an equal sign.

VERDADERO / FALSO Una ecuación siempre tiene un signo igual.

TRUE

VERDADERO

400

TRUE OR FALSE   

Inequalities have infinitely many solutions.

VERDADERO O FALSO

Las desigualdades tienen infinitos soluciones.

TRUE

VERDADERO

500

You see, it's _________________________

funny because