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Miscellaneous
Multiplication & Addition
Multiplication & Subtraction
Division & Addition
Division & Subtraction
100
A letter used to represent an unknown number
What is a variable?
100
2k + 5 = 17
What is 6 ?
100
3a - 5 = 4
What is 3 ?
100
m/5 + 4 = 12
What is 40 ?
100
z/6 - 8 = 2
What is 60?
200
The opposite of addition
What is subtraction?
200
2a + 11 = 35
What is 12 ?
200
5m - 7 = 23
What is 6 ?
200
y/8 + 11 = 13
What is 16 ?
200
y/9 - 15 = 5
What is 180 ?
300
The four basic operations
What are addition, subtraction, multiplication, and division?
300
2r + 39 = 65
What is 13 ?
300
6k - 5 = 43
What is 8 ?
300
k/8 + 21 = 97
What is 608 ?
300
z/6 - 14 = 3
What is 102 ?
400
A number right in front of a variable
What is a coefficient?
400

What are the steps to solve AND what is the answer?

12s + 27 = 171

Subtract 27 to both sides and divide 12 to both sides

What is 12 ?

400

What are the steps to solve AND what is the answer?

4j - 71 = 29

Add 71 to both sides and divide 4 to both sides

What is 25 ?

400

What are the steps to solve AND what is the answer?

g/11 + 37 = 128

Subtract 37 to both sides and multiply 11 to both sides

What is 1188 ?

400

What are the steps to solve AND what is the answer?

y/9 - 18 = 52

Add 18 to both sides and multiply 9 to both sides

What is 630 ?

500

Identify the step in which an error occurs in the solving of each equation AND solve the equation correctly!


#8

Step 1

500

Identify the step in which an error occurs in the solving of each equation AND solve the equation correctly!


#2


Step 2

500

Identify the step in which an error occurs in the solving of each equation AND solve the equation correctly!


#1

Step 4

500

Identify the step in which an error occurs in the solving of each equation AND solve the equation correctly!


#4

Step 1
500

Identify the steps for completing this problem:

d/10 - 83 = 64

Add 83 to both sides 

Then, multiply by 10