Writing Equations
Write as a sentence
Key Idea
Solve 1-Step
Solve 2-Steps
100
A number plus Twenty Five equals Twenty Seven.
N + 25 = 27
100
4x = 24
Four times a number is Twenty four The product of four and a number equals Twenty four
100
Inverse operations _________ or ________ each other.
Undo or cancel.
100

n x 25 =50

2

100

2m + 7 = 15

m=4

200
The difference of ninety eight and fifty five is a number.
98 - 55 = N
200
8 = n/2
Eight equals a number divided by 2. Eight is quotient of a number and 2.
200
If you multiply each side of an equation by the same nonzero number, the two sides remain ________.
Equal.
200
44 + n = 87
43
200

9 + 9y = 9

y=0

300
Fifty five is the product of a number and 11.
55 = n (11)
300
45 + p = 53
The sum of fourty five and p equals fifty three. Fourty five plus p equals fifty three. Fourty five increased by p is fifty three.
300
Pluging in.
300
Fifty five divided by five is _________.
11.
300

8k + 7 = 31

k=3

400
Twelve divided by a number is one.
12/n = 1
400

88 = 44n

Eighty eight is the product of fourty four and a number. Eighty eight equals fourty four multiplied by a number.

400
Multiplication is opposite or inverse to ____________.
Division
400
25 divided by a number is twenty five.
1
400

9x - 7 = -7

x=0

500
The Quotient of Thirty Three and a number is the same as 11.
33/n = 11
500

12.5n =32

Twelve and a half multiplied by N equals 32. Twelve point five times N is 32.

500
When solving an equation, you need to __________ the variable in one side of the equation.
Isolate or leave alone
500

12n = 132

11

500

6 = a/4 + 2

a=16

Click to zoom