Unit 6: Systems of Equations Vocab Pre Test

A ​system of equations is when you have ​ (a)   or more equations that share the same variables.

• two
• one
• none

What makes an answer a solution to a problem (in math)?

• In chemistry, a solution is a special type of homogeneous mixture composed of two or more substances.

• A value or set of values for the unknown variables that make the equation true.

• A value or set of values for the unknown variables that make the equation false.

Select the hot spot that marks the solution to this system of equations.

Organize these options into the right categories

Groups:

(a) Intersecting Lines

,

(b) Parallel Lines

• 
• 
• 
• 

Match the following types of solutions.

• One Solution

• 
• Infinite Solutions

• 
• No Solution

• 

Match the following types of solutions.

• Infinite Solutions

• 
• No Solution

• 
• One Solution

• 

To isolate something in an equation you need to use the ​ (a)   operation to leave the variable​ (b)   on one side of the equation.​

• inverse
• by itself
• with other numbers
• same

What does it mean to simplify a math statement?

• To simplify you need to create a whole new equation by changing everything.

• Simplify means that you make a math statement shorter so that it's easier to solve.

• Simplify means that you solve for x.

• 3x

• 6

• -1/2

• y

• -7

• 21

• x