Solving One-Step Equations

Addition

100

x + 4 = 25

What is 21

200

a + 13 = 10

What is -3

300

n + 8 = 14

What is 6?

400

x + 36 = 100

What is 64

Subtraction

100

x - 2 = 6

What is 8

200

d - 7 = 9

What is 16?

300

k - 83 =121

What is 204

400

x - 327 = 665

What is 338

Multiplication

100

9x = 27

What is 3

200

7x = 63

What is 9

300

5e = 400

What is 80

400

11x = 275

What is 25

Division

100

y/-6 = 2

What is -12

200

x/4 = 14

What is 56

300

x/6 = 6

What is 36

400

28 = a/13

What is 364

Parts of an Equation

100

In the equation x+3=7 what is the variable?

x

200

What is the term for the number that does not change in an equation, like 3 in x+3=7

Constant

300

Each separate  part of the equation is called what?

Term

400

The number in front of the variable. 

Coefficient

500

Can a variable be represented by any letter?

yes