Equations

Vocab/Vocabulario

100

What is the inverse operation for addition?

¿Cuál es la operación inversa para la suma?

Subtraction

Sustracción

200

What is the inverse operation for multiplication?

¿Cuál es la operación inversa para la multiplicación?

Division

División

300

What is the inverse operation for division?

¿Cuál es la operación inversa para la división?

Multiplication

Multiplicación

400

What is the inverse operation for subtraction?

¿Cuál es la operación inversa para la resta?

Addition

Adición

500

What is a variable?

¿Qué es una variable?

A variable is a symbol that represents a number, that satisfies an equation.

Una variable es un símbolo que representa un número, que satisface una ecuación.

1-step Equations

100

Solve/Resolver:

11x=33

x=3

200

Solve/Resolver: 

x+14=-5

x=-19

300

Solve/Resolver: 

9-x=-3

x=12

400

Solve/Resolver:

14/x=-2

x=-7

500

Solve/Resolver:

x/15=7

x=105

2-Step Equations

100

Solve/Resolver:

5x-8=12

x=4

200

Solve/Resolver:

14-x=7+(-6) 

x=-13

300

Solve/Resolver:

y-6=15

y=21

400

Solve/Resolver:

6y+8=42

y=6

500

Solve/Resolver:

13x=169

x=13

Multistep Equations

100

Solve/Resolver:

(4x-2)+10=12

x=1

200

Solve/Resolver: 

(3x-4)/5=4

x=8

300

Solve/Resolver: 

4+(3x-2)/2=9

x=4

400

Solve/Resolver:

4x-6=2x+10

x=8

500

7(2x-1)=7

x=1

Miscellaneous

100

Solve/Resolver:

40x-8=72

x=2

200

Solve/Resolver:

x/4=9

x=36

300

Solve/Resolver:

5x+7x=72

x=6

400

Solve/Resolver: x-5x+7=39

x=-8

500

Solve/Resolver:

4x-6=6x

x=-3