Ez review

9y+8=9y-8

• No Solution

• x = -3

• Infinite Solution

• x = 4

-10y-6 = -10y-6

• No Solution

• x = 10

• Infinite Solutions

• x = -2.7

What is the solution to this equation?

• one solution
• no solution
• infinite solutions
• none of these

Solve:
2x+12-6x= -4(2x -3)+4x

Write this one down please- it is tricky

• No Solution
• x = 12

• Infinitely Many Solutions
• x=-12

Solve:
5x + 20 = 5(x + 7)

• No Solution
• x = 15
• Infinitely Many Solutions

How many solutions does the following equation have?

3(r - 1)-r = 3+2r-6

• No solution

• Infinitely many solutions

• One solution

What property is represented?
4 + (x + 10) = (4 + x) + 10

• Associative

• Commutative

• Inverse

• Identity

Identify the property you would use to solve this equation:
4x = 72

• Addition Property of Equality
• Subtraction Property of Equality
• Multiplication Property of Equality
• Division Property of Equality

Name the first property you will use to solve this equation:
3(x – 7) = 42

• Multiplication Property of Equality
• Commutative property
• Associative Property
• Distributive Property

If 2x - 5 = 10, then 2x = 15.

• Subtraction Property of Equality
• Addition Property of Equality
• Division Property of Equality
• Substitution