Systems of Equations - Snow Day

What is the solution to this system of equations?

• No solution

• Infinite solutions

• (0,0)

• (0,2)

Determine the best way to solve each system of equations.

Groups:

(a) Substitution

,

(b) Elimination

• 
• 
• 
• 
• 
• 

This system of equations will have ​ (a)   because the equations have ​ (b)   slopes and ​ (c)   y-intercepts.

• no solution
• infinite solutions
• one solution
• equal
• different
• opposite

Rewrite the bottom equation after using substitution. Do not solve the system.

Mathematical Equivalence

ON

What do these two equations add to after using the first step of elimination?

Mathematical Equivalence

ON

Which variable is easiest to isolate in this system of equations?

• y in the top equation

• x in the top equation

• y in the bottom equation

• x in the bottom equation

What should you multiply either equation by in order to cancel a variable after adding?

Mathematical Equivalence

OFF