40 questions
What is the inverse operation you would use to solve:
6x = 36
Multiply
Divide
Add
Subtract
Solve the equation:
4p = 16
p = 12
p = -12
p = -4
p = 4
Solve the equation:
-5x = 25
x = 20
x = -20
x = -5
x = 5
Solve for x:
x = 20
x = 7
x = 10
x = 3
Why do you divide by 5?
To undo division, you must multiply.
To balance the equation, you must divide by 5 on both sides.
To undo multiplication, you must divide.
To balance the equation, you must multiply by 5 on both sides.
Why do you divide by 5 on both sides?
To undo division, you must multiply.
To balance the equation, you must divide by 5 on both sides.
To undo multiplication, you must divide.
To balance the equation, you must multiply by 5 on both sides.
Why do you multiply by 7 on both sides?
To undo division, you must multiply.
To balance the equation, you must divide by 7 on both sides.
To undo multiplication, you must divide.
To balance the equation, you must multiply by 7 on both sides.
The variable, k, is being divided by 11. How should you isolate the variable?
Divide both sides by 11
Multiply both sides by 11.
Add 11 to both sides.
Subtract 11 to both sides.
What is the inverse operation of division?
Division
Multiplication
Addition
Subtraction
From this equation, name the variable.
7
3
x
-4
x=15
x=2
x=8
x=53
3c = 12
36
4
15
9
Which choice models this situation?
Anna participated in a read-a-thon. Mr. Cole pledged $4 per book and gave Anna $44. How many books did Anna read?
b - 4 = 44
b + 4 = 33
4b = 44
b/4 = 44